Thursday
May 23, 2013

# Homework Help: Physical Education

Recent Homework Questions About Physical Education

physical
in a millking oil drop eperiment horizontally place are 0.5cm apart when there is no p.d across the plate the terminal speed of an oil drop is 1.75*10-4-5ms if thr potentail supply is switched on with the upper plate positve the drop is observed to remain stationary when the p...
Tuesday, July 24, 2012 at 7:56am

Science
You are a retired law enforcement officer who now teaches at a local community college in the criminal justice program. In addition to teaching ethics, you write crime novels on the side. You recently heard of a real-life case that you thought would make the basis for a good ...
Monday, July 23, 2012 at 8:19pm

physical
An ice cube at 0°C measures 13.9 cm on a side. It sits on top of a copper block with a square cross section 13.9 cm on a side and a length of 19.1 cm. The block is partially immersed in a large pool of water at 88.5°C. How long does it take the ice cube to melt? Assume...
Monday, July 23, 2012 at 1:13pm

physical
An air-cooled motorcycle engine loses a significant amount of heat through thermal radiation according to the Stefan-Boltzmann equation. Assume that the ambient temperature is T0 = 22.3°C (295.45 K). Suppose the engine generates 13.5 hp (10.07 kW) of power and, due to ...
Monday, July 23, 2012 at 1:11pm

physical
A highway of concrete slabs is to be built in the Libyan desert, where the highest air temperature recorded is 57.8 °C. The temperature is 23.1 °C during construction of the highway. The slabs are measured to be 11.7 m long at this temperature. How wide should the ...
Monday, July 23, 2012 at 1:10pm

physical
Steel rails for a train track are laid in a region subject to extremes of temperature. The distance from one juncture to the next is 4.41 m, and the cross-sectional area of the rails is 60 cm2. If the rails touch each other without buckling at the maximum temperature, 60.0 &...
Monday, July 23, 2012 at 1:08pm

physical
If a student desires to produce three times larger and an erect image from a double convex lens with focal length of 15 cm ,then he should place the object from the lens at ;
Sunday, July 22, 2012 at 7:29am

physical
A biker rides on an upward-sloped road inclined at a 15.0° angle with the horizontal. If he moves at a constant speed of 2.0 meters/second for 60 seconds, what is the magnitude of his horizontal displacement?
Saturday, July 21, 2012 at 10:21pm

Physical Science
A tire contains air at a pressure of 2.8 bar at 10C. If the tire’s volume is unchanged, what will the air pressure in it be when the tire warms up to 35C as the car is driven?
Saturday, July 21, 2012 at 7:16pm

PED212
Reflect on how your perceptions of physical education have changed based on your understanding of its evolution.
Thursday, July 19, 2012 at 5:13pm

physical science
a magnet connot be made by
Monday, July 16, 2012 at 11:14pm

physical
Two identical half-open pipes each have a fundamental frequency of 450 Hz. What percentage change in the length of one of the pipes will cause a beat frequency of 13.0 Hz when they are sounded simultaneously? Assume the speed of sound in air is 342 m/s.
Monday, July 16, 2012 at 4:58pm

physical
You are traveling in a car toward a hill at a speed of 42.1 mph. The car's horn emits sound waves of frequency 251 Hz, which move with a speed of 343 m/s. a) Determine the frequency with which the waves strike the hill. b) What is the frequency of the reflected sound waves...
Monday, July 16, 2012 at 4:58pm

physical
You are driving along a highway at 27.7 m/s when you hear a siren. You look in the rear-view mirror and see a police car approaching you from behind with a constant speed. The frequency of the siren that you hear is 1830. Hz. Right after the police car passes you, the ...
Monday, July 16, 2012 at 4:57pm

physical
You are playing a note that has a fundamental frequency of 466.16 Hz on a guitar string of length 59.9 cm. At the same time, your friend plays a fundamental note on an open organ pipe, and 4.0 beats per seconds are heard. The mass per unit length of the string is 1.85 g/m. ...
Monday, July 16, 2012 at 4:57pm

physical
Two people are talking at a distance of 2.49 m from where you are, and you measure the sound intensity as 1.47 · 10–7 W/m2. Another student is 4.79 m away from the talkers. What sound intensity does the other student measure?
Monday, July 16, 2012 at 4:55pm

com 200
Concrete words have a ________________, a corresponding person or object that you can see, touch, or otherwise experience with your physical senses
Sunday, July 15, 2012 at 7:15pm

physical science
What is the molecular mass of magnesium chloride,MgCl2?
Friday, July 13, 2012 at 7:47pm

physical science
A person drives a car around a circular cloverleaf with a radius of 58 m at a uniform speed of 10 m/s. ) Compare this answer with the acceleration due to gravity as a percentage
Thursday, July 12, 2012 at 1:15pm

Principles of Management - Effective Management
Please double check my answers please! 1. a team manager is resolving the conflicts that exist among the members of his team in an organization. this is an example of: a. planning b. organizing c. leading d. controlling answer C 2. a manager at a grocery store is trying to ...
Tuesday, July 10, 2012 at 10:16am

Outline
Fill in the blanks(which are numbered ) with t given words: A. Obstruction B. Cannot use hands C. Rules D. Conclusion E. Shielding the ball ___36___ A. Number of players 1.Eleven to a side B. Touching the ball 1. __37___ 2. May use hand to drop ball a. Cannot advance ball ...
Sunday, July 8, 2012 at 7:19pm

Statistics
Total plasma volume is important in determining the required plasma component in blood replacement theory for a person undergoing surgery. Plasma volume is influenced by the overall health and physical activity of an individual. Suppose that sample of 61 male firefighters are ...
Saturday, July 7, 2012 at 4:21pm

Statistics
Total plasma volume is important in determining the required plasma component in blood replacement theory for a person undergoing surgery. Plasma volume is influenced by the overall health and physical activity of an individual. Suppose that sample of some male firefighters ...
Saturday, July 7, 2012 at 3:35pm

Geography - URGENT!
It has been said that Eastern Europe is a political region more than a physical region. Would you agree or disagree with this statement? You must provide a solid argument for your position. My answer: Eastern Europe has only been a political region since after World War II. ...
Friday, July 6, 2012 at 10:16am

physical science
The acceleration of gravity on the surface of Venus is 8.9 m/s2. Would a ball thrown upward on Venus return to the ground sooner or later than a ball thrown upward with the same speed on the earth?
Thursday, July 5, 2012 at 10:52pm

physical science
. The brakes of a car are applied to give it an acceleration of -3 m/s2. The car comes to a stop in 5 s. What was its speed when the brakes were applied?
Thursday, July 5, 2012 at 10:52pm

physical science
. Three forces, each 10 lb, act on the same object. What is the maximum total force they can exert on the object? The minimum total force?
Thursday, July 5, 2012 at 10:51pm

physical science
A horse galloped a mile in 2 min 35s. What was its average speed in km/h?
Thursday, July 5, 2012 at 10:49pm

physical science
. A swimming pool is exactly 20m long, 7m wide, and 2m deep. What is its volume in cubic feet to 3 significant figures?
Thursday, July 5, 2012 at 10:48pm

physical science
what physical quantity does full glass water have over empty glass that cause it to resist change in motion over empty one?
Tuesday, July 3, 2012 at 11:59am

ashford
At the beginning of 2012, the Jeater Company had the following balances in its accounts: Cash \$4,300 Inventory 9,000 Common Stock 10,000 Retained Earnings 3,300 During 2012, the economy experienced the following events: 1. Purchased inventory that cost \$2,200 on account from ...
Monday, July 2, 2012 at 2:01pm

physical chemistry
0.1M weak acid at 27 degree celcius has osmotic pressure of 2.5 atm. find % dissociation of acid?
Monday, July 2, 2012 at 6:33am

physical science
what generally happens to atmospheric pressure on a windy day
Saturday, June 30, 2012 at 8:28pm

physical science
does a sunken ship sitting on the ocean floor have a buoyant force on it.
Saturday, June 30, 2012 at 8:26pm

Physical Geography PLEASE CHECK & HELP WITH #2!
The following questions are based on the “Mt. Dome, California,” quadrangle (Figure 33-2 found on page 228 of the Laboratory Manual; enlarged to scale 1:48,000; contour interval 40 feet) and the stereogram of the same region (Figure 33-3 found on page 229 of the ...
Saturday, June 30, 2012 at 11:23am

physical science
a certain amount of water freezes and the resulting weight of the ice is
Thursday, June 28, 2012 at 10:57pm

PHSC
Explain the difference between the everyday use of the word "work" and the physical (physics related)use of the word "work".How is energy related to work?
Tuesday, June 26, 2012 at 11:28am

physical science
there is current of 0.65a through a light bulb in a 120v circuit what is the resistance of this light bulb?
Sunday, June 24, 2012 at 2:04pm

physical edu
Inactivity is considered the nation’s most common cardiac threat. is it true
Friday, June 22, 2012 at 2:09pm

physical edu
Stimulant drugs cannot cause heart attack, stroke and sudden cardiac death. its true right? High blood sugars damage all the following, except ____ 1. the circulatory system, 2. kidneys (from processing too much sugar) 3. and stomach 4. and atherosclerosis. is it 4
Friday, June 22, 2012 at 2:08pm

physical edu
1. Cardiovascular disease is the number one overall killer of Americans – kills more than cancer, chronic respirator disease, accidents and diabetes combined! its False right? 2. Only 25% of Americans engage in physical activity at the intensity and duration needed for ...
Friday, June 22, 2012 at 1:55pm

physical edu
Motor vehicle accidents are the leading cause of death for people aged 4-33 years old. true right?
Friday, June 22, 2012 at 1:51pm

physical Edu
The rate of alcohol absorption is influenced by a. Body weight and emotional state. b. Gender and emotional state. c. Food intake and beverage preference. d. Speed of consumption and alcohol history. e. All of the above are correct. is it E
Friday, June 22, 2012 at 1:48pm

physical edu
CVD is the second leading cause of death for U.S. women. flase right?
Friday, June 22, 2012 at 1:40pm

Physical Edu
why 1 in 2 Americans will have a STD in their lifetime? please help me with this I bought a used book and it doesn't have this page on it.
Wednesday, June 20, 2012 at 7:38pm

physical Edu
8. My peers are changing their sexual behavior because of AIDS. is it True 9. Condoms are not used much to prevent STDs on this campus. is it True 10. Because of AIDS it is easier for me to talk to my peers about sex. is it True 11. Schools should distribute condoms to ...
Wednesday, June 20, 2012 at 5:40pm

physical Edu
7. HIV infection is not a significant risk for college students. False right?
Wednesday, June 20, 2012 at 5:30pm

physical Edu
6. Money for AIDS research should be cut because people get AIDS due to immoral lifestyles. if NO WHY
Wednesday, June 20, 2012 at 5:29pm

Physical Sicence
1.0 gram of glass will rise 20.0°C when _____ calories of heat are applied.
Wednesday, June 20, 2012 at 4:41pm

Physical edu
Does Diet play a role in stress? its False right?
Tuesday, June 19, 2012 at 1:22pm

physical science
what is the kinetic energy of a 15g bullet that traveling at 450m/s
Monday, June 18, 2012 at 7:38pm

physical science
what is change of [potential energy as result of this move of how much work is done in raising a 35kg crate a distance of 1.5m above a storeroom floor
Monday, June 18, 2012 at 5:45pm

physical science
a ball dropped off a cliff and took 3.59s to fall to the water below. neglecting air resistance how far in meters did it fall how far is it down to water
Monday, June 18, 2012 at 5:21pm

physical Edu
Which of the following methods is considered a "contraceptive implant"? a. Depo-Provera b. Lunelle c. Implanon d. Seasonale is it B
Monday, June 18, 2012 at 4:38pm

physical Edu
Which is a common expectation that can hurt a relationship? a. expecting your partner to change b. expecting that your partner loves you c. expecting intimacy d. expecting that you can trust your partner is it A
Monday, June 18, 2012 at 4:11pm

Physical Edu
The transformation of love progresses in the following way: a. high levels of passion, increasing intimacy, diminished romance, enduring love. b. high levels of passion, increasing intimacy, diminished romance, breakup of relationship c. sex, passion, breakup of relationship, ...
Monday, June 18, 2012 at 4:07pm

physical science
how much kinetic enery will the crate have as it fall and hits the floor rasing a 35kg crate a distance of 1.5m above storeroom floor
Monday, June 18, 2012 at 3:50pm

physical science
a ball was dropped off a cliff and took 3.59s to fall to the water below. neglecting air resistance how fast in m/s was the ball moving just as it hit th water
Monday, June 18, 2012 at 3:00pm

physical science
if a ball is thrown straight up at a speed of 34.7m/s how long in seconds will it continue to rise before it starts to fall back down?
Monday, June 18, 2012 at 1:18pm

physical edu
Homeostasis a. is a state of unmanaged stress. b. describes the body during the fight-or-flight reaction. c. is a state of normal "housekeeping" functions. d. is the response of the body to prolonged exposure to stressors. I'm confused between D & B
Monday, June 18, 2012 at 1:15pm

physical Edu
There is no link between cardiovascular heart disease and stress. Its false right?
Monday, June 18, 2012 at 1:11pm

physical Edu
The fight-or-flight response prepares the body for physical action regardless of whether action is needed. is it True
Monday, June 18, 2012 at 1:07pm

Physical Edu
Responses to stressors include physical and emotional behavioral responses. is it True
Monday, June 18, 2012 at 12:52pm

physical Edu
Identify the effects of MDMA: a. can result in a heat stroke b. can cause dehydration c. increases heart rate and blood pressure d. increases feelings of closeness e. all of the above can be effects of MDMA use. is it C
Sunday, June 17, 2012 at 2:29pm

physical science
an object is observed to fall from bridge striking the water below 2.25s later with what velocity speed did it strike the water
Sunday, June 17, 2012 at 12:58pm

Physical Edu
The five PRIMARY risk factors for cancer are all controllable. False right? 2. Phytochemicals are considered: a. very dangerous b. natural plant substances c. blockers of carcinogens d. b and c e. all of the above is it D
Saturday, June 16, 2012 at 8:53pm

Physical Edu
Lung cancer is the number one killer for both men and women. is it False
Saturday, June 16, 2012 at 8:48pm

Physical Edu
Which of the following are considered secondary risk factors for cancer? a. excessive alcohol consumption b. exposure to workplace hazards c. viral infections d. all of the above e. none of the above is it D
Saturday, June 16, 2012 at 8:46pm

Physical Science
1. Which is faster,160 miles an hour or 300 inches a second? 2. An athlete ran a 15-km race in 48 minutes and 24 seconds. What was his average speed for the race in miles per hour? 3. A banana weighs 75 grams. If you buy 12 bananas and they sell for 75 pesos per kilogram, how ...
Saturday, June 16, 2012 at 11:12am

Physical Science
1. You are assigned to take care of a patient who is scheduled to undergo a surgical operation. The doctor told you not to allow the patient to eat for twelve hours. How many minutes is the fasting period? 2. What is the density of a rock (in g/cm3) which has a volume of 2.5 ...
Friday, June 15, 2012 at 11:50am

Physical Science
What are the different kinds of overlapping sciences?
Friday, June 15, 2012 at 6:48am

physical science
determine the amount of gravity of two bobies whose mass is 10 grams each and are 10 cm apart?
Thursday, June 14, 2012 at 11:07pm

physical
the missile in problem 16 took 2 minutes to reach the height it attained. how much power was used?
Thursday, June 14, 2012 at 11:03pm

physical edu
what are the 9 processes for behavior change contract?
Thursday, June 14, 2012 at 2:20pm

physical edu
How many unused calories create one pound of excess body fat? 500 b. 1000 c. 1500 d. 2500 e. 3500 is it E
Thursday, June 14, 2012 at 2:01pm

physical edu
Catecholamines are stress hormones which are especially prevalent in Hot Reactors. is it False
Thursday, June 14, 2012 at 1:17pm

Physical edu
Stress is the nonspecific response of the human organism to any demand made upon it. is it True
Thursday, June 14, 2012 at 1:17pm

Physical Edu
The principle of progressive overload is described by an improvement in physical fitness which requires a gradual increase in physical activity and working the body beyond accustomed levels. is it True
Tuesday, June 12, 2012 at 7:54pm

physical science
Which of these is the balanced equation for this reaction? A. B. C. D.
Tuesday, June 12, 2012 at 8:42am

Physical Geography
Would someone please help me with this? Or at least tell me the formula I should be using? I've been trying to get help with this for four days now. I'm VERY frustrated. Assume that a parcel of air is forced to rise up and over a 6000-foot-high mountain. The initial ...
Saturday, June 9, 2012 at 1:51pm

Physical Geography SOMEONE PLEASE HELP!
Assume that a parcel of air is forced to rise up and over a 6000-foot-high mountain. The initial temperature of the parcel at sea level is 76.5°F, and the lifting condensation level (LCL) of the parcel is 3000 feet. The DAR is 5.5°F/1000’ and the SAR is 3.3°F/...
Friday, June 8, 2012 at 2:14pm

Physical Geography
Assume that a parcel of air is forced to rise up and over a 6000-foot-high mountain. The initial temperature of the parcel at sea level is 76.5°F, and the lifting condensation level (LCL) of the parcel is 3000 feet. The DAR is 5.5°F/1000’ and the SAR is 3.3°F/...
Thursday, June 7, 2012 at 3:26pm

Physical Edu
Which of the following is NOT true concerning behavior change? a. Willpower is the most important factor in changing a new behavior. b. It is a learned skill. c. It involves conscious strategies. d. Having a reward system is helpful. e. Living in a supportive environment is ...
Wednesday, June 6, 2012 at 10:27pm

Physical Edu
It is advisable to change as many behaviors all at once. Example, go on a diet, go to the gym and quit smoking and drinking coffee all at the same time? its False right?
Wednesday, June 6, 2012 at 10:18pm

Physical Edu
The behavior-change PROCESS in which a person investigates support groups or learns about social opportunities that can help with a change is called: a. environmental control b. self-reevaluation c. self-liberation d. precontemplation e. social liberation is it E
Wednesday, June 6, 2012 at 10:10pm

Physical Geography PLEASE HELP!
Assume that a parcel of air is forced to rise up and over a 6000-foot-high mountain. The initial temperature of the parcel at sea level is 76.5°F, and the lifting condensation level (LCL) of the parcel is 3000 feet. The DAR is 5.5°F/1000’ and the SAR is 3.3°F/...
Wednesday, June 6, 2012 at 6:03pm

early childhood
eriksons work identified 1.physical skill development 2 intellectual skill development 3 social emotional development 4 brain growth development is it 3
Tuesday, June 5, 2012 at 5:40pm

physical science
speed decreases as distance decreases for the same time true or false
Tuesday, June 5, 2012 at 2:44pm

life skills
It is important to make sure that any person selling you a car has? A. physical possession of the vehicle. B. informed the motor vehicles department of the intention to sell the vehicle. C. legal title to the vehicle. D. a good reputation for honesty.
Tuesday, June 5, 2012 at 1:51am

physical edu
Excessive consumption of ______ has been one factor linked hypertension a. sodium b. vitamin supplements c. protein d. phytochemicals e. carbohydrates is it C
Monday, June 4, 2012 at 6:15pm

Physical Edu
Phytochemicals are damaging to the body true or false its false right?
Monday, June 4, 2012 at 6:01pm

physical edu
antioxidants help protect cells from damage that can occur throughout life? True or False is it False
Monday, June 4, 2012 at 5:52pm

Foreign languages
Could you please check if this paragraph is possible in scientific English? Thank you, Writeacher. 1) Superconduction consists of a particular physical phenomenon which characterizes only superconductors. 2) These materials become superconductors when they are brought to the ...
Monday, June 4, 2012 at 4:31pm

Physical Edu
which of the following nutrients has the most calories per gram? a. minerals b. carbohydrates c. fats d. protein e. vitamins is it C
Monday, June 4, 2012 at 2:45pm

Physical Edu.
Insoluble fiber in foods, especially plant sources, decrease colorectal cancer because they do not break down in the intestines: True OR False Is it TRUE?
Monday, June 4, 2012 at 1:26pm

physical
What is the period of a simple pendulum that is 1.27 m long in each situation? a) in the physics lab b) in an elevator accelerating at 2.15 m/s2 upward c) in an elevator accelerating 2.15 m/s2 downward
Thursday, May 31, 2012 at 7:53am

physical sciences
Diamond is the hardest substance known while graphite is one of the softest. Both are made only of carbon atoms. What is the most likely reason why this is true? A. Both are bonded ionically. B. Both are bonded covalently. C. The carbon atoms are arranged differently in ...
Friday, May 25, 2012 at 9:28pm

physical sciences
When a covalent bond forms between two atoms how many atoms have a full outer shell of electrons? A. one B. two C. zero D. It depends on what the atoms are. HELP PLEASEE
Friday, May 25, 2012 at 9:01pm

physical sciences
The atoms of the elements in this group are the most chemically reactive of the ones listed. A. IA B. IIA C. VA D. VIA . HELP PLEASE... .
Friday, May 25, 2012 at 4:39pm

physical sciences
Which of these elements has the most chemically reactive atoms? A. gold B. argon C. carbon D. chlorine HELP PLEASE!!
Friday, May 25, 2012 at 4:30pm

physical sciences
Why do He and Ne then have different numbers of electrons in their outer shells? . . Help Please..
Friday, May 25, 2012 at 4:24pm

Health
The 2010 Dietary Guidelines for Americans recommends that in managing one’s weight, a person should balance calories with…? A. Healthy eating B. Physical activity C. Educating oneself about health and wellness D. Community involvement c
Thursday, May 24, 2012 at 12:18pm

PHYSICAL SCIENCES
Which of the following elements has eight valence electrons? A. argon B. beryllium C. chromium D. oxygen . CAN SOMEONE HELP ME, PLEASEEE :D
Wednesday, May 23, 2012 at 8:04am

Reading
The best physical activity is one that is a) enjoyable enough to bring a snack b) enjoyable enough to go to sleep c) enjoyable enough to do regulary d) all of the above
Tuesday, May 22, 2012 at 8:54pm

physical sciences
How many neutrons are in an atom of carbon with a mass number of 14? help please...
Tuesday, May 22, 2012 at 9:02am

English 7 - Journal Entry Check
Please check my journal entry to see if it's good and if there any grammer mistakes. This is an assignment for English. Art Therapist When I was doing some research on the computer two weeks ago, I saw the word "art therapist". For a moment I thought being a Art ...
Thursday, May 17, 2012 at 9:51pm

owning and operating a car
It is important to make sure that any person selling you a car has? A. physical possession of the vehicle. B. informed the motor vehicles department of the intention to sell the vehicle. C. legal title to the vehicle. D. a good reputation for honesty.
Monday, May 14, 2012 at 10:52am

physical
Fiend moment of inertia of a circular ring about a tangent to the ring the lying in its planc
Sunday, May 13, 2012 at 1:10pm

Life Orientation
What are the factors contributing to lack of physical fitness and proper nutrition in the adolescent
Friday, May 11, 2012 at 10:35am

Foreign languages
I would like you to check my sentences, please. Thank you, Writeacher. 1) Describe Dr. Jekyll’s experiment, his process of transformation and the main contrasting features of Dr Jeyll’s new self. (I want to point out the difference between Dr Jekyll and Mr Hyde in ...
Thursday, May 10, 2012 at 2:39pm

Physical Science
What is a nine letter word for the size of a measurement.. and the last letter of the word ends in "E".. Thanks, Priscilla
Wednesday, May 9, 2012 at 11:15am

Living a Healthy Life
Some child psychologists have concluded that _________ is the strongest predictor of both scholastic and career achievement. a.physical illness b.respect for authority c.emotional well being d.inherted intelligence
Tuesday, May 8, 2012 at 9:16am

child care
Some child psychologists have concluded that _________ is the strongest predictor of both scholastic and career achievement. a.physical illness b.respect for authority c.emotional well being d.inherted intelligence My answer-d
Monday, May 7, 2012 at 11:28pm

English - ms. sue
for book water for elephants i need help with character personalities and physical description for rosemary i hve that she be kind, respectful and understanding but it not give physical description of her
Monday, May 7, 2012 at 10:34pm

Living a Healthy Life
1.When playing outside, children should wear protective clothing and play in shaded areas to a.avoid radiation from sunlight b.avoid being stung or biteen by insects c.prevent attacks of scabies d.stay cool and maintain psychological My Answer - C 2. What type of hazard is a ...
Monday, May 7, 2012 at 9:42pm

physical science
To what Celsius temperature must a gas sample initially at 20 degrees Celsius be heated if its volume is to double while the pressure remains the same?
Monday, May 7, 2012 at 8:24pm

Topics in Physical Science
Find the net electrostatic in N or Q2 due to Q1 + Q2
Sunday, May 6, 2012 at 8:34pm

Physical Science
On a hot summer day (30 degrees Celcius), a pesky little mosquito produced its warning sound near your ear. The sound is produced by the beating of its wings at a rate of about 600 wing beats per second. What is the frequency in Hertz of the sound wave? What is the wavelength ...
Sunday, May 6, 2012 at 10:20am

Psychology
Please check my answers and let me know if they are right or wrong. 1. Behaviorism as a means of studying the mind emerged due to the limitations of Introspection. Behaviorists examine: >subjective behavior. >covert behavior. >overt behavior.x (My Choice) >...
Friday, May 4, 2012 at 10:01pm

physical science
a 30 kg girl and a 25 kg boy face each other on friction-free roller blades.the girl pushes the boy,who moves away at a speed of 1.0 m/s.the girl,s speed is _ m/s.
Friday, May 4, 2012 at 7:28pm

physical science
a 30 kg girl and a 25 kg boy face each other on friction-free roller blades.the girl pushes the boy,who moves away at a speed of 1.0 m/s.the girl,s speed is _ m/s.
Friday, May 4, 2012 at 7:13pm

physical science
a skydiver steps from a helicopter and falls for 5 seconds before reaching her terminal velocity.during this 5 second interval, her acceleration;
Thursday, May 3, 2012 at 4:43pm

english
Does this sentence sound good or does it need a comma? The physical aspect of playing an instrument can refer to strumming a guitar with a pick or blowing air into a flute.
Wednesday, May 2, 2012 at 9:39pm

Statistics
“How would you describe your own physical health at this time? Would you say physical health is—excellent, good, only fair, or poor?” The Gallup Poll asked this question of 1005 randomly selected adults, of whom 29% said “excellent.” Suppose that in ...
Monday, April 30, 2012 at 3:20pm

Chemistry
2C6H6(l) + 15O2 (g) ---> 12CO2 (g) + 6H2 (l) Calculate the deltaHrxn using standard heats of formations from Appendix C, paying close attention to the physical states of substances. Thanks!
Monday, April 30, 2012 at 12:12pm

British Literature
John Ruskin illustrates a direct correlation between the decline in morality and the pollution visible in his world in “The Storm Cloud of the Nineteenth Century.” Illustrate this principle in action by utilizing between two and four of the texts we read from the ...
Sunday, April 29, 2012 at 3:50pm

physical
How much more work is done to push a box 2.5 m with a force of 30 N than to push a box 2.0 m with a force of 26 N?
Saturday, April 28, 2012 at 9:40pm

physical science
two tuning fork are struck at the same time. one tuning fork has a frequency of20 hz while the second tuning fork has frequency of 226 hz. how beats will result?
Friday, April 27, 2012 at 7:56pm

veterinarians as prescribers
Alteration of the physical form of a drug outside its label is
Friday, April 27, 2012 at 6:47pm

Medical Coding 1
Please help me with these questions to see if I'm right or close 1. Which of the following ICD-9-CM code groups is used to report the infant status after delivery of a birth event? A. V27.0–V27.9 B. V26.0–V26.9 C. V29.0–V29.9 D. V28.0–V28.9 I thought it...
Friday, April 27, 2012 at 11:38am

Chemistry
What physical properties will the ionic compound CaSO4 be expected to have?
Friday, April 27, 2012 at 10:12am

geology
Create a 12- to 15 slide Microsoft® PowerPoint® presentation for your chosen geologic feature. Address the following: · Describe the various geologic events that have occurred in the region around your feature. · Describe the geological features and ...
Friday, April 27, 2012 at 9:25am

chemistry
am in need of help with my final project in Geology. I have to create a 12-15slide powerpoint presentation on Factors and Forces of Geological Features, The Barnett Shale. I have the final rubric Final Rubric: |Factors and Forces of Geological Features Objective of Exercise...
Friday, April 27, 2012 at 6:14am

physical sciences
If 57.9 grams of gold has a volume of 3 cubic centimeters what is the density of gold in g/ cm3,?
Thursday, April 26, 2012 at 4:50pm

Physical Science
A cylinder contains a gas with the pressure of 125kpa at a temp. of 200k. What is the temp. of the gas at a pressure of 100kpa?
Wednesday, April 25, 2012 at 2:15pm

Enviro Science
4. The Earth's tectonic plates and earthquakes are related because a. most earthquakes take place at or near tectonic boundaries b. during an eruption, the plates slip past one another c. of the measure of energy released by the earthquake, called magnitude d. an ...
Tuesday, April 24, 2012 at 2:04pm

health
Which age groups benefit from physical activity? A. Children B. Middle aged adults C. Older adults D. All of the above
Tuesday, April 24, 2012 at 12:45pm

Physics
A metal cylinder with a area of 0.01m^2 and height of 0.1m is suspended levelly in water with a thin string. a)What is the water pressure on the top and bottom of the cylinder if the cylinder top is 1m below the water surface? And the amount of buoyant force? B) calculate the ...
Tuesday, April 24, 2012 at 2:18am

physic
1 A passenger in a moving car and a passerby standing at the road side see each other as moving in the opposite direction. Which of the following is NOT true? The passenger is in motion relative to the passer-by The passer-by is stationary relative to the passenger Both ...
Monday, April 23, 2012 at 8:00am

Please Proofread Any Suggestions Will Help
Every morning, I drive to work; as I get closer I can hear the cadence calling of all the basic training units on Fort Benning, Georgia. Regardless of what is on the training schedule for the rest of the day, we conduct Army Physical Readiness Training (APRT). At a minimum the...
Sunday, April 22, 2012 at 1:44pm

Physical Science
Could use some help. I don't get this: The maintenance department of a botanical garden is monitoring the displacement of statues that have moved by the process of creep. The statues must be straightened when the displacement reaches 15cm to prevent toppling. By measuring ...
Saturday, April 21, 2012 at 5:12pm

Physical Science
Please help me with this. I just don't get it. The average rate of chemical weathering of carbonate rock in an urban area is 2.1 x 10^-3 mm/yr. The depth of lettering of the tombstones shown in the table below was measured in 2010: Date on Tombstone Age (yr) 1910 100 1921 ...
Saturday, April 21, 2012 at 5:08pm

Physical Science
Can't figure this out, HELP!: What is the velocity (v) of a stream with a discharge (Q) of 8.53 x 10^3 m 3/s and a cross-sectional area (A) of 5.27 x 10^3 m2?
Saturday, April 21, 2012 at 5:05pm

Physical Science
Trying to figure this out and can't: The elevation of a streambed is surveyed near a bridge to be 2,367m. At another bridge 12.2km downstream the elevation is 2,232m. What is the gradient of this stream?
Saturday, April 21, 2012 at 5:02pm

Physical Science
The conversion of water to ice is considered a physical change, whereas the conversion of iron to rust is considered a chemical change. Why?
Thursday, April 19, 2012 at 7:22pm

Physical science
A wave travels along a string at a speed of 1,5m 1s.if the frequency of the source of the wave is 7,5hz,calculate:(a)the wavelength of the wave..(b)the period of the wave
Wednesday, April 18, 2012 at 2:52pm

Physical science
Anyone working on Sound Investigation lab
Wednesday, April 18, 2012 at 1:39pm

physical geography
Would like you to complete Exercise problems #30 it has two papes.Physical Geography Laboratory Manual By darrel Hess Friday, April 17, 2012 at 4:57pm by Lephaiis Baker
Tuesday, April 17, 2012 at 5:57pm

physical
how many time outs do you get in a middle school backetball game. how many fouls have you gotten when you foul out of a middle school basketball game. what does B.E.E.F stand for? how long is a full time out. what is the size OF a girls basketball how high is the basketball ...
Tuesday, April 17, 2012 at 5:03pm

Essay (Please proofread) I appre
New Orleans Emergency Operations Plan FY12 According to, The Federal Response to Hurricane Katrina: Lessons Learned, Hurricane Katrina prompted an extraordinary national response that included all levels of government—Federal, state, and local—the private sector, ...
Tuesday, April 17, 2012 at 4:08pm

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