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Homework Help: Physical Education

Recent Physical Education Questions

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Pre-AP physical science
haha pre-AP phisical science in tenth grade,pshhh yah right, noobs :p
Monday, January 14, 2013 at 10:04pm

Pre-AP physical science
hMMM. I recommend you follow your teachers instrucions carefully.
Monday, January 14, 2013 at 6:28pm

Pre-AP physical science
What is the best way to set-up my science fair project that is 40% of my 2nd semester grade and credits ?? A little lost
Monday, January 14, 2013 at 6:24pm

PHYSICAL
A SIMPLE MACHINE PRODUCE 25 JOULES, WHAT IS THE OUTPUT WORK FOR EVERY 50 JOULES OF INPUT WORK. WHAT IS THE EFFICIENCY OF THIS MACHINE?
Sunday, January 13, 2013 at 5:26pm

Python Programming
We have created a set of data values that sample a function y(x). The sample points are stored in two arrays: xVals and yVals. These represent measurements of a physical process that is subject to noise so that if a is the i'th entry of xVals (i.e. a = xVals[i]) then ...
Sunday, January 13, 2013 at 2:50am

med. terminology
i am having some trouble, i have found some of the mistake but seem like i cant finf the rest: CHIEF COMPLAINT: This 53-year-old man visited the outpatient clinic for dyspnea and recurrent coughing. HISTORY OF PRESENT ILLNESS: This patient has a long history of Chronic ...
Saturday, January 12, 2013 at 11:59pm

7th grade health please
1. The process of talking directly to the other person to resolve a conflict (1 point) conflict negotiation assault compromise 2. Forced sexual intercourse (1 point) gang assault rape neglect 3. A disagreement between people with opposing viewpoints, interests, or needs (1 ...
Friday, January 11, 2013 at 7:15pm

Physical Science
Hey, MC. I have been thinking on your sister. I hope things are going well for her. a. false b. true c. I wonder what this means...is a pulse of light a "continous wave"? Is a photon a continious wave. I rate it false, but it is a very bad question.
Friday, January 11, 2013 at 6:53pm

Physical Science
1. The most diffuse elements have the largest atomic weight. -False? 2. A quantum is a small energy unit. -False? 3. Light travels in a continuous wave. -True?
Friday, January 11, 2013 at 3:55pm

physical science
At what velocity was it thrown? Knowing that, you can use conservation of energy for the answer. (Neglect air friction)
Friday, January 11, 2013 at 9:07am

physical science
At what velocity was it thrown? Knowing that, you can use conservation of energy for the answer. (Neglect air friction)
Friday, January 11, 2013 at 9:06am

physical science
determine the velocity of the ball when it is 8m above the thrower's hand
Friday, January 11, 2013 at 2:11am

Medical billing and coding
In what model of the integrated delivery system do physicians keep their own offices but share administrative and management services with other managed care organizations? A)group practice without walls B)physical hospital organization C)management service organization D)...
Thursday, January 10, 2013 at 8:54pm

Social studies
What are physical traits of a region???
Wednesday, January 9, 2013 at 9:46pm

Social Studies
Which type of amp would you use to find out the population of northern canada thematic? Which type of map would you use to compare the elevations of the alpha and andes physical?
Wednesday, January 9, 2013 at 7:21pm

Social Studies
Which type of amp would you use to find out the population of northern canada thematic? Which type of map would you use to compare the elevations of the alpha and andes physical?
Wednesday, January 9, 2013 at 7:03pm

Social Studies
Answer each question below with one of the three types of maps described below Physical Thematic Political Which type of map would you use to find out if Denver is located in the Rocky Mountains? Physical Which type of map would you use to find out what the weather is like in ...
Wednesday, January 9, 2013 at 6:47pm

physical science
push a box across a table with a force of 5 newtons and the box moves 0.5 meter. how much work has been accomplished?
Wednesday, January 9, 2013 at 5:50pm

Math
The Dubuque Cement Company packs 80-pound bags of concrete mix. Time-study data for the filling activity are shown in the following table. Because of the high physical demands of the job, the company's policy is a 23% allowance for workers. a) Compute the standard time for...
Wednesday, January 9, 2013 at 8:10am

Accounting
The Dubuque Cement Company packs 80-pound bags of concrete mix. Time-study data for the filling activity are shown in the following table. Because of the high physical demands of the job, the company's policy is a 23% allowance for workers. a) Compute the standard time for...
Wednesday, January 9, 2013 at 8:02am

physical science
a car go on 54kmph . the driver see a person about 46m .Then the driver click the stop bottom . the car stop 1m a front of the people. what is the time to stop it ?
Wednesday, January 9, 2013 at 1:16am

physical science
4-1=3mph East
Wednesday, January 9, 2013 at 1:07am

physical science
4 - 1 = 3 mph East.
Tuesday, January 8, 2013 at 6:27pm

physical science
Mike jogs east at a rate of 4 mph. The wind is blowing west at 1 mph. What is Mike's velocity?
Tuesday, January 8, 2013 at 5:13pm

physical science
you need 3 O for 2 Fe ___O is diatomic 4 Fe + 3 O2 --> 2 Fe2O3 3 moles of O2 for 2 moles of Fe2O3 so you need 3 times as much for 6 moles
Monday, January 7, 2013 at 7:16pm

physical science
P1 * V1 = P2 * V2
Monday, January 7, 2013 at 7:10pm

physical science
When iron metal reacts with oxygen, the reaction can form Fe2O3. Write a balanced chemical equation for this reaction, and find the number of moles of oxygen that are needed to form 6 mol of Fe2O3. Show your work.
Monday, January 7, 2013 at 4:41pm

Physical Education
Not Stacey because you're not supposed to touch the net.
Monday, January 7, 2013 at 4:36pm

physical science
Under a pressure of 200 kPa, a confined gas has a volume of 2,500 cubic meters. The pressure acting on the gas is increased to 500 kPa. What is the new volume of the gas if the temperature remains the same?
Monday, January 7, 2013 at 4:01pm

Physical science
Use Newton's Universal Law of Gravity. Look up the value of the constant, G. F = G*M1*M2/R^2 In your case, M1 = M2 = 1.00 kg and R = 1.0 m F = 6.67*10^-11 N
Monday, January 7, 2013 at 6:57am

Physical science
Compute the gravitational force between two 1.00 kg lead spheres whose centers are 1.00 m apart?
Sunday, January 6, 2013 at 9:48pm

Control Syatem
Give an example of a physical system whose transfer function model has a pole in the right.
Sunday, January 6, 2013 at 8:31pm

army
1. List the five Components of Fitness. 2. There are seven recognized Principles of Exercise; List at least five of them. 3. You are designing a fitness program for your Soldiers; list the Three Phases of Conditioning that you must consider. 4. When we analyze our wartime ...
Thursday, January 3, 2013 at 6:57pm

scince
Chemical changes change a bond structure, such as burning paper in oxygen to create carbon dioxide and water. Physical changes are reversible and dependent on conditions, like melting ice.
Thursday, January 3, 2013 at 4:11pm

scince
What is the difference between chemical and physical change?
Thursday, January 3, 2013 at 3:37pm

physical science
Using Fig. 4.28 as an example, how much applied force would the man need to have to pull the block (weight or output force = 500 N) if the rope he is holding is 7 m long and the rope on the pulley is 2 m long? (Hint, the pulley is a simple machine)
Thursday, January 3, 2013 at 1:20pm

physical science
t1=t2=sqrt(2h/g)
Thursday, January 3, 2013 at 5:18am

physical science
p1=m1•v1 =2000•5=10000 km•m/s p2=m2•v2=0.009•450=4.05 kg•m/s p1> p2 Impulse F•Δt=m•Δv=linear momentum
Thursday, January 3, 2013 at 5:17am

physical science
8. Which one has more momentum? Which has the greater impulse? a. A 2000 kg car moving at 5 m/s b. A 9 g bullet traveling at 450 m/s
Wednesday, January 2, 2013 at 6:30pm

physical science
4. Jane weighs 150 lbs and Bob weighs 220 lbs. They decide to try skydiving. If they jump at the same time, who would reach the ground first
Wednesday, January 2, 2013 at 6:29pm

Math
The Dubuque Cement Company packs 80-pound bags of concrete mix. Time-study data for the filling activity are shown in the following table. Because of the high physical demands of the job, the company's policy is a 23% allowance for workers. a) Compute the standard time for...
Wednesday, January 2, 2013 at 1:29pm

Physical Science
Divide the velocity change (25 m/s) by the time interval of the change, 5.0 s. You should get 5.0 m/s^2
Wednesday, January 2, 2013 at 9:28am

Physical Science
What is the acceleration of an airplane with an initial velocity of 150 m/s and a final velocity of 175 m/s and the velocity change was made in 5 seconds? .
Wednesday, January 2, 2013 at 12:18am

Can you please revise this?
Dear Wiesel, It is a huge pleasure for me to write this letter to you. My name is name, a current high school senior at school name located in the city of city's name. I want you to know that I am a very faithful fan of yours. I enjoy your writings, especially your story ...
Tuesday, January 1, 2013 at 11:13pm

7th grade social studies
1. To pinpoint the absolute location of a place, geographers use (1 point) nearby landmarks. the Atlantic and Pacific oceans. the North and South poles. latitude and longitude. 2. What does the theme of movement help geographers to understand? (1 point) a location's ...
Tuesday, January 1, 2013 at 8:05pm

physical science
D=vit^2 + (1/2)at^2 D=(0m/s)(3s)^2 + (1/2)(9.8m/s^2)93s)^2 D=45m
Tuesday, January 1, 2013 at 3:50pm

ART ~ I NEED HELP
1. This term refers to presenting an image so realistically that it has no hidden meaning. (1 point) allusion literalism personification abstraction 2. This is an emotion, idea, or concept that has no physical properties but is still experienced in real life. (1 point) ...
Saturday, December 29, 2012 at 10:57pm

Physical Science
what is fuming nitric acid?
Tuesday, December 25, 2012 at 9:23am

Need help with ~Social Stusies!
This is a practice so it's rather extensive but it's important i get the points for it so can u please check it thx! 1. To pinpoint the absolute location of a place, geographers use (1 point) nearby landmarks. the Atlantic and Pacific oceans. the North and South poles...
Saturday, December 22, 2012 at 7:20pm

social studies
http://www.google.com/search?q=physical+​map+New+England&hl=en&tbo=u&noj=1&tbm=is​ch&source=univ&sa=X&ei=fMzTULP5F6HF2QXRq​YDQBw&ved=0CDIQsAQ&biw=711&bih=453
Thursday, December 20, 2012 at 9:42pm

Physical Science
Use meters for the displacement, X. Force = k*X = 315*0.3 = 94.5 N Work = (1/2)*k*X^2 = (1/2)(315)(.3)^2 = 14.2 J
Wednesday, December 19, 2012 at 7:45pm

Physical Science
An exercise spring has a spring constant of 315 N/m. How much work is required to stretch the spring 30 cm? What force is needed to stretch the spring 30 cm?
Wednesday, December 19, 2012 at 7:31pm

English
Multiple Choice from "When Greek Meets Greek" 1. What can you conclude from the wording of the following text? “One morning Ramkilawansingh (after this, we calling this man Ram) was making a study of the noticeboards along Westbourne Grove what does advertise ...
Wednesday, December 19, 2012 at 4:31pm

physical science
1-Patty climbs a tree. While sitting on a branch, she drops a leaf and an acorn at the same time. What would happen?
Tuesday, December 18, 2012 at 6:11pm

physical science (light)
none of the physical science answers are correct
Tuesday, December 18, 2012 at 4:54pm

English
Hmmm -- I'm a 78-year-old retired teacher -- a grandmother and a great grandmother. I'm friendly, although in the last few years I've tended to be reclusive. My height is about 5 feet and I weigh about 110 pounds. Graying brown hair and brown eyes complete my ...
Tuesday, December 18, 2012 at 1:25pm

chemistry
What is the physical state of Ca3(PO4)2 and the physical state of NaCl?
Monday, December 17, 2012 at 10:11pm

English - Ms. Sue help
Because the chick was angry that he was imprisoned in this shell, he threw a physical tantrum that broke the shell, freeing him. Sometimes rage gives us emotional satisfaction that reason doesn't. http://www.angelfire.com/ca/JumpingtheLo​rdlines/fable.html
Sunday, December 16, 2012 at 2:55pm

Adv. Physical Science
m times 9.8 times h 960 x 9.8 x h = 6.6 x 10^4 Simplify. 4408 x h = 66000 66000 / 4408 = 14.97 h = 14.97
Sunday, December 16, 2012 at 2:11pm

Adv. Physical Science
an automobile to be transported by ship is raised above the dock by a crane. If the gravitational potential energy of the car is 6.6 x 10^4 and the mass is 960 kg how high has the car been lifted?
Sunday, December 16, 2012 at 2:05pm

social studies
can you see if i have good grammar,usage, mechanics and spelling Job description: use various types of equipment, develop, secure, and packages. Physical evidence for scientific evaluation and comparison, prepares detailed reports on the observation and activities at the scene...
Sunday, December 16, 2012 at 9:52am

physical science
v₁= {-2m₂v₂₀ +(m₁-m₂)v₁₀}/(m&​#8321;+m₂) v₂={ 2m₁v₁₀ - (m₂-m₁)v₂₀}/(m&#​8321;+m₂)
Saturday, December 15, 2012 at 3:49pm

physical science
A 3000-kg car bumps into a stationary, 5000-kg truck. The velocity of the car before the collision was +4 m/s and -1 m/s after the collision. What is the velocity of the truck after the collision?
Saturday, December 15, 2012 at 1:45pm

Physical Science
Write a paragraph or two about how and why has the atomic idea/model changed (Greeks 1600-1930)
Friday, December 14, 2012 at 3:23pm

SCIENCE
since im pretty sure freezing, melting and boiling is all physical
Thursday, December 13, 2012 at 9:22pm

SCIENCE
Freezing water produces a physical change -- from water to ice.
Thursday, December 13, 2012 at 9:21pm

SCIENCE
which process does not produce a physical change of state? A) MELTING ICE B) HEATING WATER VAPOUR C) FREEZING WATER D) MY GUESS IS
Thursday, December 13, 2012 at 9:12pm

physical science
In 300 words or more explain the similarities and differences between ionic, covalent, and metallic bonding.
Thursday, December 13, 2012 at 8:43pm

physical sciences
volume(cm^3) = mass(g) / density(g/cm^3) v = 40g / 13.54g/cm^3 = 2.95cm^3
Thursday, December 13, 2012 at 10:19am

physical sciences
The density of mercury is 13.54 g/cm3. Suppose you need 40 gm of mercury for an experiment. What volume of mercury do you need?
Thursday, December 13, 2012 at 9:11am

Biology
1. Two species live in the same area but breed in different parts of their habitat. These species are A) geographically isolated. B) ecologically isolated. C) artificially isolated. D) likely to produce hybrids. 2. A large population of animals is split in two by a physical ...
Wednesday, December 12, 2012 at 9:44pm

Physical Science
Greyhounds can accelerate at 7/m/s2 at a start of the race . How much force does it take a 35 kg dog to produce this acceleration?
Tuesday, December 11, 2012 at 7:11pm

Physical Science
How much force is required to give a 500kg crate an acceleration of 2 m/s2 on an icy surface without friction?
Tuesday, December 11, 2012 at 6:24pm

Physical Science
an object with a mass of 50kg is hurled at an acceleration rate of 30 m/s2. How much force was applied to the object?
Tuesday, December 11, 2012 at 6:19pm

physical Science
How much force is required to give an object with mass of 20kg an acceleration of 12m/s2 ?
Tuesday, December 11, 2012 at 6:06pm

physical science
on hole 9,Bill hit a golf ball. The golf ball weights 0.45 kg.The acceleration on the ball was 4/m/s2. What was the force of Bill swing?
Tuesday, December 11, 2012 at 5:18pm

Physical Science
Bill hit a ball with an acceleration of 40 ms2.The mass of the ball is 0.5kg. What is the force?
Tuesday, December 11, 2012 at 5:12pm

language
Find the verb in each sentence. 1. The people believe in the giant. 2. Clearly, the giant cares about the town of Barletta. 3. Unfortunately, an army attacks the town. 4. The people quickly identify the trouble. 5. With a little thought, the giant solves the problem. 6. He ...
Monday, December 10, 2012 at 7:02pm

case management
15. If we do not follow up with clients, what is the risk that may happen? A. the client will get lost in the system or drop out B. the client may go to another provider or organization C. services will cluster around the physical aspects D. the client will may become ...
Monday, December 10, 2012 at 12:13pm

psychology 220
I would agree. Multi-axial system The DSM-IV organizes each psychiatric diagnosis into five dimensions (axes) relating to different aspects of disorder or disability: Axis I: All diagnostic categories except mental retardation and personality disorder Axis II: Personality ...
Monday, December 10, 2012 at 11:08am

Physical Education
This shows ideal weights for 12- to 14- year-old girls who are 5 feet to 5 feet, 4 inches tall. http://www.disabled-world.com/artman/pub​lish/height-weight-teens.shtml Taller or shorter girls would weigh more or less.
Sunday, December 9, 2012 at 7:27pm

Physical Education
What is the average weight for 8th grade girls?
Sunday, December 9, 2012 at 7:11pm

Social Studies
The Homestead Acts were several United States federal laws that gave an applicant ownership of land, typically called a "homestead", at little or no cost. In the United States, this originally consisted of grants totaling 160 acres (65 hectares, or one-fourth of a ...
Sunday, December 9, 2012 at 3:56pm

Social Studies
The Homestead Acts were several United States federal laws that gave an applicant ownership of land, typically called a "homestead", at little or no cost. In the United States, this originally consisted of grants totaling 160 acres (65 hectares, or one-fourth of a ...
Sunday, December 9, 2012 at 3:56pm

Social Studies
The Homestead Acts were several United States federal laws that gave an applicant ownership of land, typically called a "homestead", at little or no cost. In the United States, this originally consisted of grants totaling 160 acres (65 hectares, or one-fourth of a ...
Sunday, December 9, 2012 at 3:56pm

physical
At birth. http://www.jiskha.com/display.cgi?id=133​1314800
Saturday, December 8, 2012 at 6:33pm

physical
At what age does exercise begin to result in strength in boys and girls?
Saturday, December 8, 2012 at 6:26pm

7th grade science help
3. One parent can only contribute an O gene, while the other can contribute either and A or B. So? 4. Phenotype is the actual physical trait, while genotype are the genes that determine the trait. So?
Saturday, December 8, 2012 at 12:19pm

physical science
Look up the specific heat of sand. Call it C. http://apollo.lsc.vsc.edu/classes/met130​/notes/chapter2/spec_heats.html has some values The thermal energy increase is deltaU = Q = M*C*(deltaT) where deltaT = 80 C
Friday, December 7, 2012 at 5:33pm

physical science
calculate the change in thermal energy when 120kg of sand warms from 10 degrees celcius to 90 degrees celcius
Friday, December 7, 2012 at 1:22pm

science
physical weathering
Thursday, December 6, 2012 at 6:51pm

science
1. Interaction between two different organisms living in close physical association, typically to the advantage of both. 2. A mutually beneficial relationship between different people or groups.
Thursday, December 6, 2012 at 6:48pm

Art
1 and 4 I know are correct 2 and 3 I have doubts about Number 2: Illusions are not emotions, ideas, or concepts they are distortions of something. They can have physical properties. Abstractions on the other hand have no inherent physical properties but exist. Such as a ...
Thursday, December 6, 2012 at 5:05pm

Chemistry
c is the speed of light. Look in your text for a table of physical constants and you will find the speed of light as 299,792,458 m/s which most of us round to 3E8 m/s most of the time. I found E to be the same number you have.
Thursday, December 6, 2012 at 3:55pm

Physical Science
what is 1400*40?
Thursday, December 6, 2012 at 3:47pm

Physical Science
A car with a mass of 1,400 kg is traveling at a speed of 40 m/s. What is its momentum
Thursday, December 6, 2012 at 3:36pm

physical science help please!
If a sample emits 1000 counts per second when the detector is 1 meter from the sample, how many counts per second would be observed when the detector is 2 meters from the sample?
Wednesday, December 5, 2012 at 8:55pm

Physical Science- Help Please!
192 days is 6 half-lives. (1/2)^6 = 1/64 1/64 * 100 g = 1.5625 g
Wednesday, December 5, 2012 at 4:14pm

Physical Science- Help Please!
Suppose that you are given a 100 gram sample of a radioactive substance with a half-life of 32 days. How many grams will be left after 192 days?
Wednesday, December 5, 2012 at 4:13pm

physical
if there are x,y and z are three piston what is the area of piston y and how much force is exerted in the condition of friction is zero.
Tuesday, December 4, 2012 at 10:35am

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