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Physical Education

physical pharmacy please help
How are colloidal dispersions different from other types of dispersed systems?

physical science
a soccer ball is kicked 25 meter,It's maximum hight is 6 meter,Wha is its initial velocity and the time of flight

social studies
I am a student conducting a survey for homework. 1. How many miles per day do you commute for work or school? (both ways as well as any additional on-the-job traveling all combined) 2. What is the furthest place from you to which you have vacationed in the past year? (city and...

Introduction to Physical Science
If two protons and two neutrons are removed from the nucleus of an oxygen-16 atom, a nucleus of which element remains? It was simple to say that oxygen-16 remains but is there a formula for this. Thank you

physical pharmacy please help
Explain the importance of solubility to dissolution.

Physical Science
Which of the following does NOT show the law of conservation of mass? A. 24 g of Mg burn in 32 g O2 to produce 56 g of MgO. B. 24 mL of Mg burn in 32 mL O2 to produce 56 mL of MgO. C. 2 atoms of Mg react with 1 molecule of O2 to produce 2 units of MgO. D. 1 atom of Mg reacts ...

Physical Science
Which of the following statements about ice melting is true? A. Energy flows from the ice to its surroundings. B. Water molecules move from their fixed position. C. Water molecules lose energy. D. The temperature of the ice increases as it melts. I think it's C.

Physical Science
Which of the following is a heterogeneous mixture? A. water in a swimming pool B. sugar water C. a jar of mixed nuts D. stainless steel I think it's B.

Psychology
1.Which of the following is an example of something that remains stable across the lifespan? A. Gender (I chose this) B. Physical size C. Language D. all over above 2. Which of the following is true of the life-span perspective? A. It is primarily concerned with ...

Early childhood
I need to see an written example of a summary report on a child for preschool that covers the seven domain. 1.Personal and social development 2. Language and Literacy 3. Mathematical Thinking. 4. Scientific Thinking. 5. Social Studies. 6. the Arts. 7.Physical development, ...

English
What is the physical journey like in the novel "Murder on the Orient Express" and how does it add to the meaning?

Introduction to Physical Science
How do you calculate the wavelength of the radio waves that are produced is 561 m, when electrons on a radio broadcasting tower are forced to oscillate up and down an antenna 535,000 times each second.

Introduction to Physical Science
A rule of thumb for estimating the distance in kilometers between an observer and a lightning stroke is to divide the number of seconds in the interval between the flash and the sound by 3. Discuss whether or not this rule is correct. I say it is correct because the speed of ...

Health
Physical signs of stress typically include ________. A. Stomach growling B. Tense muscles C. Tickling sensation D. All of the above I think it's D.

Chemistry
A student breaks a thermometer and spills most of the mercury (Hg) onto the floor of a laboratory that measures 15.2 m long, 6.6 m wide, and 2.4 m high. (a) Calculate the mass of mercury vapor (in grams) in the room at 20°C. The vapor pressure of mercury at 20°C is 1.7 × 10...

Introduction to Physical Science
Hello, I always thought that sound was to loud when it hurts our ears or when sound vibration can make extremely loud noises. I am stuck on the following question: How loud is too loud? When is a sound too loud? What can be done about sounds/noises that are too loud for you?

P.E.
What is the key determinant in establishing the status of a physical education program within a school?

health Environment
Contrast the typical profiles of higher and lower molecular weight chemicals as to their physical-chemical properties and their behavior in the environment?

physical science
The prefix kilo- means what?

physical
choose one quality which is important to your chosen activity technical physical personal special

Biology
Which of the following statements about the compound HCl is true? *The physical and chemical properties of HCl are different from those of H2 and Cl2. *Only the physical properties of HCl are different from those of H2 and Cl2. *Only the chemical properties of HCl are ...

Statistics
Use the following table to answer questions 7 and 8: This table displays results from a prospective cohort study evaluating meat intake and mortality. The table displays hazard ratios for mortality by quintile of red meat intake. Table 2. Multivariate Analysis for Red, White, ...

Introduction to physical science
I am not understanding this because I thought ice ruins the fruit. Could you please help. Why does spraying fruit trees with water before a frost help protect the fruit from freezing?

Physical Science
HELP WITH THESE PLEASE! If you ride your bike at an average speed of 4km/h and nee to travel a total distance of 28 km, how long will it take you to reach your destination? A small dog is trained to jump straight up a distance of 1.2 m. How much kinetic energy does the 7.2-kg ...

physical science
I am having a little trouble with this problem. can someone please HELP! During a race, a runner runs at a speed of 6m/s. 2 seconds later, she is running at a speed of 10 m/s what is the runner's acceleration?

Introduction to Physical Science
How do the pressure variations with depth affect our ability to explore the ocean?

Physics
Rotating cylinders are not just physical abstractions: for example, they can turn a flow of the air, thus creating lift as the airplane wings. Historically people have even used rotating cylinders to power ships (although with little efficiency). NASA wrote more about this ...

Introduction to Physical Science
When a cannon with a longer barrel is fired, the force of expanding gases acts on the cannonball for a longer distance. What effect does this have on the velocity of the emerging cannonball? (Do you see why long-range cannons have such long barrels?)

physical sciences
how are the structural formulas of water,, acetone,ethanol and methylated spirit written?

child psychology in general
most traditional childrens nursery rhymes? a.were written by children b.were written by educators c.make fun of physical distinctions d.encouage tolerance of others my answer is b

Writing
Please grade my ACT writing test on a scale of 1-Please make corrections and give me feedback. By the way, I wrote this essay in 30 minutes. ACT Test Prompt: Schools in some states have changed their school calendars so that they are now year-round schools. Advocates of year-...

Writing
Please grade my ACT writing test on a scale of 1-6. Please make corrections and give me feedback. By the way, I wrote this essay in 30 minutes. ACT Test Prompt: Schools in some states have changed their school calendars so that they are now year-round schools. Advocates of ...

physical
A box slides downwards at a constant velocity on an inclined surface that has a coefficient of friction uK = .58 The angle of the incline, in degrees?

physical science
During the stage of internal combustion engine operation in which the piston rises and compresses the fuel in the combustion chamber,

science
Most of the processes that influence the hydrologic cycle are: A. biological processes. B. physical processes. C. ecosystem processes. D. wind processes. is it B

english
Need Help.Please and Thanks. Read each of the following topic sentences, create your own topic sentence that expresses something about your particular opinion on the subject. Example: Topic sentence provided: When I have free time, I like to relax with a good movie or book. ...

Physics
Two physical pendulums (not simple pendulums) are made from meter sticks that are suspended from the ceiling at one end. The sticks are uniform and are identical in all respects, except that one is made of wood (mass = 0.17 kg) and the other of metal (mass = .85 kg). They are ...

life orientation
Lack of physical fitness and proper nutrition in the adolescent factors behaviourimpact on the adolescent

Chemistry
Write a balanced net ionic equation (include physical states) for the following reaction: HClO2(aq)+NaOH(aq)=H2O(l)+NaClO2(aq)

MT
He has, on physical examination, many erythematous actinic keratosis still present on the forearm. They are flat, but these are much less than before. He has, in addition, on his buttocks, 2 lichenified areas of erythema bilaterally on the buttocks where he sits.

eth/125
Ethnicity refers to a.racial differnces b.diffrences in physical and mental characteristics c.cultural diffrences d.citizenship

physics
The "steam" above a freshly made cup of instant coffee is really water vapor droplets condensing after evaporating from the hot coffee. What is the final temperature of 280 g of hot coffee initially at 90.0°C if 2.50 g evaporates from it? The coffee is in a Styrofoam cup, and...

physics
The "steam" above a freshly made cup of instant coffee is really water vapor droplets condensing after evaporating from the hot coffee. What is the final temperature of 200 g of hot coffee initially at 90.0°C if 2.00 g evaporates from it? The coffee is in a Styrofoam cup, and...

Physical Science
Which of the following would reduce the resistance of a metal wire? A. increasing its thickness B. increasing its temperature C. increasing its length

Life orientation
Describe the life style disease/behavior and explain 5 factors that contribute to the lack of physical fitness and proper nutrition in the adolescent

Life orientation
Describe the life style disease/behavior and explain 5 factors that contribute to the lack of physical fitness and proper nutrition in the adolescent

statistics
A physician routinely makes physical examinations of children. She is concerned that a three-year-old girl has a height of only 87.8 cm. Heights of three-year-old girls have a mean of 97.5 cm and a standard deviation of 6.9 cm (based on data from the National Health and ...

Biology
Will you please check my answers? 1. Single-celled organisms that do not have a membrane-bound nucleus are called A. organelles. B. prokaryotes. C. Golgi bodies. D. eukaryotes. 2. In cells, a form of active transport is A. a sodium-potassium pump. B. osmosis. C. facilitated ...

Child Development
When preparing an environment for school- aged children the caregiver should ensure that the A. outdoor area allows them to continually challenge their physical ability B. Children are continually intermixed with the younger children C. Environment resembles their school ...

Help please criminal j.
1. In re Gault assured juveniles a. the right to a jury trial b. all the above c. due process in the legal system d. the right to be tried as an adult All the above 2. Obtaining a confession by__ is constitution a. misrepresentations b. psychologicalcoercion c. physical ...

physical science
a string 0.5 m long is used to whirl a 1 kg stone in a horiziontal circle at a uniform velocity of 5m/s what is the tension on the string?

Health care
1. Wrongful death statutes create a right to collect damages for A. loss to the patient's estate of future earnings. B. loss to familial quality of life. C. punitive damages D. pain and suffering of the patient. My answer A 2. Elizabeth says duty of care is the obligation ...

English
1.The psychology of children coping with sexual abuse 2.Adolescents who commit suicide 3.Self-inflicted pain as a response to grief/abuse Throughout the years, many young women have always struggled for freedom to deal with the problems they have. Such difficulties, including ...

help please
Cosmetic surgery is more likely to lead to disappointment if a person is ________. A. Seeking surgery with the hope of influencing a change in oneself B. Seeking surgery with the hope of influencing a change in someone else C. Seeking surgery with the hope of influencing a ...

physical science
A student, starting from rest, slides down a water slide. On the way down, a kinetic frictional force (a nonconservative force) acts on her. The student has a mass of 82 kg, and the height of the water slide is 11.3 m. If the kinetic frictional force does -6.2 × 103 J of ...

Chemistry
The phrase “the heat absorbed or released by a system undergoing a physical or chemical change at constant pressure” is a. the change in enthalpy of the system. b. the change in internal energy of the system. c. the definition of a state function. d. the temperature change...

Physical science
Why are models important?

World Geography
Moving from coastal to interior regions of sub-Saharan Africa, we discover that the dominant physical-geographic feature is A. many coastal inlets. B. lush rainforest. C. ascending plateaus. D. mountainous terrain.

World Geography
Moving from coastal to interior regions of sub-Saharan Africa, we discover that the dominant physical-geographic feature is A. many coastal inlets. B. lush rainforest. C. ascending plateaus. D. mountainous terrain.

physics
Two 4.3 kg physical science textbooks on a bookshelf are 0.25 m apart. What is the magnitude of the gravitational attraction between the books

physical
David's clock ticks once for every two of Phil's clock ticks. How fast is Phil moving by David?

physical
Franky claims he has a mass of 65kg. He is sitting on a spherical bouy that oats just barely submerged under water. When he gets o it rises halfway out of the water. What must the radius R in centimeters of the sphere be for him to be telling the truth?

math
The physical education teacher marked off a triangular section of the gym to play a game. Two of the triangle's sides were 7 feet and 9 feet respectively. If the perimeter of the triangle is 22 feet, what is the measure of the triangle's third side?

Physical sciences
Copper reacts with silver nitrate according to the equation: Cu(s) + 2AgNO3(aq)= Cu(NO3)2(ag) +2Ag(s). If 0.50mol of copper is added to 1.5mol of silver nitrate , which is the limiting reagent and how many moles of silver are formed

reading
30-day Money Back Guarantee Our Groom Co. electric shavers come with a 30-day money back guarantee because we are focused on ensuring your satisfaction. The only stipulation is that you use your new shaver exclusively for 2 weeks to become accustomed with the product. If you ...

Precal
An indoor physical fitness room consists of a rectangular region with a semicircle on each end. The perimeter of the room is to be a 200-meter running track. a) Draw a figure that visually represents the problem. Let x and y represent the length and width of the rectangular ...

Precal
An indoor physical fitness room consists of a rectangular region with a semicircle on each end. The perimeter of the room is to be a 200-meter running track. a) Draw a figure that visually represents the problem. Let x and y represent the length and width of the rectangular ...

physical science
David builds a wood raft that weighs 100lbs (445 N). The bottom area of the raft is 4 meters and by 3 meters and the raft is 0.6 meters thick. When the raft is floats in water, what must the height of the water line be on the raft?

Physical Science
Because light travels in a straight line and casts a shadow, Isaac Newton hypothesized that light is A. a stream of particles. B. a wave. C. heat.

Physical Science
Which kind of light is used to carry information through optical fibers? A. fluorescent B. sodium-vapor light C. laser

physical science
what are variables of the practical investigation.

Physical science
Find the acceleration of a hamster when it increases its velocity from rest to 10 in 2.4

World history
5. Which of the following statements about the physical geography of North America is true? A. The most geologically active region of North America is found along the West Coast. B. The ancient rock of the Canadian Shield covers about one-fourth of Canada. C. The Mississippi ...

Physical Science
1. A wave has a wavelength of 10 mm and a frequency of 5.0 hertz. What is its speed? A. 50 mm/s B. 50 hertz/s C. 2.0 mm/s D. 0.50 mm/s 2. Which type of mechanical wave needs a source of energy to produce it? A. a transverse wave B. a longitudinal wave C. a surface wave D. all ...

Physical Science
1. To what is amplitude related? B. the maximum displacement from the rest position C. neither A nor B D. both A and B 2. Suppose two waves collide and the temporary combined wave that results is smaller than the original waves. What term best describes this interaction? A. ...

physical sciences
to find out whether the amount of heat(gas) produced will depend on an increase on the concetration of HCL when HCL reacts with an excess Zn

physical sciences
to find out whether the amount of heat(gas)produced will depend on an increase on the concetration of HCL when HCL reacts with an excess Zn

Physical Science
1.Instantaneous speed is measured B. when the object reaches its destination. C. at a particular instant. D. over the duration of the trip. 2. A ball is rolled uphill a distance of 5 meters before it slows, stops, and begins to roll back. The ball rolls downhill 9 meters ...

CENCEPTS IN HEALTHCARE
what is the procedures and resources available for assisting patients who use English as a second language, who is hearing impaired, sight impaired, or who have any other type of physical or diversity related disposition that should be addressed to provide quality care to that...

physical education
What nutritional supplement is recommended for helping the body handle stress? A. Zinc B. Iron C. Vitamin C D. No supplements are recommended for stress management I think its a but im not sue please help

physical education
is too much exersise and sports training without any rest good for health?

physical geoprahy
Assume that a parcel of air is forced to rise up and over a 6000-foot high mountain (shown below). 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/...

physical science
On a new temperature scale the steam point is 348 °X, and the ice point is 112 °X. What is the temperature on this scale that corresponds to 28.0 °C?

Psychology
When physical energy has resulted in a response in a sense organ, it is clear that: A. perception has taken place. B. the activation is the result of stimulus. C. the brain has interpreted the event. D. a single isolated sense is now perceiving the event. Answer:A

physical science
you do 16,000 j of work on a 45 kg box intitally going 11.8 m/s. How fast is it going now?

Psychology
When physical energy has resulted in a response in a sense organ, it is clear that: A. perception has taken place. B. the activation is the result of stimulus. C. the brain has interpreted the event. D. a single isolated sense is now perceiving the event.

TEACHER AIDE,CHILDREN, FAMILIES, SOCIETE
1. Larry is a very aggressive four-year-old child. He watches many television programs that contain violence. It’s most likely that A. he will become overactive. C. his behavior won’t change. B. he will become depressed. D. his behavior will become more aggressive. 2. John...

Introduction of Psychology
When physical energy has resulted in a response in asense organ, it is clear that:

World History
1. The purpose of American and European imperialism in the Pacific was mainly to gain. A. markets fro manufactured products B. coaling stations and naval bases C. sources of raw materials D. places for surplus population I said C. 2. The development of antiseptics during the ...

physical science
how many kilojoules of heat must be transferred to a 480-g aluminum pizza pan to raise its temperature from 22c to 234c

geometry!!!! PLEASE HELP!!!!
There are 300 students at a local high school. On "All Students Exercise Day", Sam, the Physical Education instructor, wants them to line up in a perfect rectangular formation (same number of students in each row). However, there must be more than 1 student in each row or ...

Justice system
Detectives more typically focus their energies on homicide and rape cases, as opposed to burglary and robbery cases, because: A. there is political pressure to do so. B. the victims can more often provide clues that make the cases easier to solve. C. insurance companies can ...

physical science
If the mass of a plane is 2,500 kg and the net force on it is 14,000 N, what is the plane's acceleration?

Physical Education
(a) Calculate the average blood velocity in the major arties given that the aorta has a radius of 1.0 cm, the blood velocity is 30 cm/s in the aorta, and the total cross-sectional area of the major arties is 20 cm2 (b) What is the total flow rate? (c) On the assumption that ...

Physical Science
Blood is pumped from the heart at a rate of 5L/min into the aorta of radius 2.0cm. Assuming that the density of blood 1x103 kg/m3 .Determine the velocity of blood through the aorta

Physical Science
A dentist’s chair with a patient in it weight 2100N. The output plunger of a hydraulic system begins to lift the chair, when the dentist’s foot applies of 55N to the input piston. Neglect any height difference between the plunder and the piston. What is the ratio of the ...

Physical Science
- What is the kinetic energy ,KE, per unit volume V of blood that has a speed of 0.5 m/s. Take density ofĉblood = 1.0x103kg/m3

Physical Education
Suppose that blood flows through the aorta with a speed of 0.35 m/s. The cross-sectional area of the aorta is 2.0x10-4 m2. (a) Find the volume flow rate of the blood (b) The aorta branches into tens of thousands of capillaries whose total cross-sectional area is about 0.28 m2...

Physical Education
A solid object floats on ethyl alcohol, with 68.2%of the object’s volume submerged .Find the density of the object. Take density of alcohol =806 kg/m

physical chemistry
The system N2O4 <--->2NO2 maintained in a closed vessel at 60º C & a pressure of 5 atm has an average (i.e. observed) molecular weight of 69, calculate Kp. At what pressure at the same temperature would the observed molecular weight be (230/3)

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