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April 20, 2014

Homework Help: Physical Education

Recent Physical Education Questions

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Physical Science
F=ma
Thursday, October 11, 2012 at 6:37pm

Physical Science
What is the force of an 18kg object accelerating at 4m/a squared?
Thursday, October 11, 2012 at 6:36pm

Chemistry
This is a three part problem I need help in figuring out pleaseI n each of the questions below you are going to determine a different type of balanced equation for the same reaction. Make sure your equations have the lowest whole number coefficients possible. Indicate the ...
Wednesday, October 10, 2012 at 10:35pm

Chemistry
This is a three part problem I need help in figuring out pleaseI n each of the questions below you are going to determine a different type of balanced equation for the same reaction. Make sure your equations have the lowest whole number coefficients possible. Indicate the ...
Wednesday, October 10, 2012 at 10:28pm

physical science
d
Wednesday, October 10, 2012 at 10:00pm

physical or mental verbs
this is false. my grammar page says it would be mental...
Wednesday, October 10, 2012 at 9:27pm

physical
The pail and its contents have a mass of 60 kg. If the cable is 15 m long, determine the elevation of the pulley for equilibrium. Neglect the size of the pulley at A
Wednesday, October 10, 2012 at 5:37am

PSYCHOLOGY
Particular factor encourage people to be drawn into liking one another. In this context the reciprocity of liking effect is primary associated with. A.similarly B. Physical attractiveness C.exposure D. Propinquity
Tuesday, October 9, 2012 at 1:54pm

Physical Science
How much heat in joules is needed to raise the temperature of 5.5 L of water from 0 degrees Celsius to 78 degrees Celsius?
Tuesday, October 9, 2012 at 1:27pm

Physical Science
A strong magnet attracts a paper cup to itself with a certain force. Does the paper cup exert a force on the strong magnet?
Tuesday, October 9, 2012 at 11:13am

science
I dissolved two different white solids into water. One solid dissolved and gave off heat and the other became cold. Reading various texts online, I was not sure if these were physical or chemical changes. Some texts say if these solids are salts then these are physical changes...
Monday, October 8, 2012 at 5:33pm

Geography.../what does this mean?
"the earth's physical landscape is the result of conflict between forces" explain what this means.
Sunday, October 7, 2012 at 6:28pm

science
what are some physical properties of stars
Saturday, October 6, 2012 at 9:40pm

physical science
An object which is 0.52m tall is located 1.13m in front of a plane mirror. How tall is the image as seen in the mirror?
Saturday, October 6, 2012 at 5:01pm

chemistry
When two solutions are mixed and a new color is observed, is this color change an indication that a chemical reaction has occurred? Explain. It is not possible to directly observe chemical bonds breaking and forming during a reaction, molecules and atoms are way too small. ...
Friday, October 5, 2012 at 5:26pm

chemistry
Would you expect a chemical change to be always accompanied by a physical change?Pls. Explain
Friday, October 5, 2012 at 4:42pm

Intro to Physical Science
it a substance that their molecurle can be identified
Friday, October 5, 2012 at 4:23pm

Advanced physical science
mgh = mv²/2 v=sqrt(2gh) = =sqrt(2•g•67) = 36.24 m/s
Friday, October 5, 2012 at 2:46pm

Advanced physical science
v=sqrt(2gh)
Friday, October 5, 2012 at 2:44pm

Advanced physical science
g= v²/2h
Friday, October 5, 2012 at 2:43pm

health
The key to using a pedometer to meet the Physical Activity Guidelines for Americans is to _________. A. First set a time goal and then calculate how many steps are needed each day to reach that goal B. First set a time goal and then calculate how rigorous the steps need to be ...
Friday, October 5, 2012 at 12:11pm

Advanced physical science
An astronaut drops a golf ball to the surface of the moon from a height of 1.5m. The golf ball has a velocity of 2.24 m/s right before it lands on the moon (assume this height to be zero). What is acceleration due to gravity on the moon?
Thursday, October 4, 2012 at 11:20pm

Advanced physical science
At the top of the Washington monument, a bird drops an acorn into the reflecting pool 169m below. If the acorn has a massof 1.0 kg, with what velocity would it hit the water?
Thursday, October 4, 2012 at 11:17pm

Advanced physical science
A fiery ball of wood is loaded into a medieval catapult to be thrown into a castle. Unfortunately, the attacking heathens are not very smart and since geometry and physics were not studied in their time, they launched the ball straight up into the air. The catapult launcher ...
Thursday, October 4, 2012 at 11:13pm

physical science
A Weather balloon carries instruments that measure temperature, pressure, and humidity as it rises through the atmosphere. Suppose such a balloon has a volume of 1.2 m3 at sea level where the pressure is 1 atm and the temperature is 20oC. When the balloon is at an altitude of ...
Thursday, October 4, 2012 at 8:44pm

Physical Science
can you uncramble this? F E C Y M R A N T A T S I D M I L O W O H F R S
Thursday, October 4, 2012 at 7:50pm

Physical Science
can you uncramble this? F E C Y M R A N T A T S I D M I L O W O H F R S
Thursday, October 4, 2012 at 7:50pm

World Geography
Push factors are those that encourage a migrant to leave his place of residence. Includes cost of living, personal safety, environmental catastrophes or more minor issues suc as weather and climate. Pull factors are those that attract a migrant to a country, such as the ...
Thursday, October 4, 2012 at 3:06pm

World Geography
What human and physical features influence the size and distribution of settlements?
Thursday, October 4, 2012 at 12:46pm

World Geography
How do push and full factors and physical geography affect immigration?
Thursday, October 4, 2012 at 12:44pm

physical science
read up on vector addition. Basically, you break up the forces into x- and y-components, then add them up separately.
Thursday, October 4, 2012 at 11:38am

physical science
How do we add forces that act at an angle?
Thursday, October 4, 2012 at 11:20am

physical science
gbhkgdk
Thursday, October 4, 2012 at 12:15am

Chemistry
Would you expect a chemical change to be always accompanied by a physical change? Explain?
Wednesday, October 3, 2012 at 4:22pm

Physical Science
COMPOUND
Wednesday, October 3, 2012 at 11:42am

physical science
hi
Wednesday, October 3, 2012 at 9:12am

Physical Science
8 letter word for a substance that can be broken down into two or more simpler substances?
Tuesday, October 2, 2012 at 11:45pm

science
make a graphic organizer to show ways how ways to cause physical changes to a piece of paper
Tuesday, October 2, 2012 at 8:43pm

Physical science
I need help on how to set up a formula for 27c and 750 mm hg,a sample of hydrogen occupies 5.00 l how much space will it occupy at stp
Tuesday, October 2, 2012 at 5:29pm

HCR210
How might a novice confuse the following advance directives within the Patient Self-Determination Act when distinguishing information as administrative or clinical? Here is my answer please tell me what you think.... administrative data includes demographic, socioeconomic, and...
Monday, October 1, 2012 at 5:43pm

Physical science
Why through photosynthesis we mustn't put sodium or potassium hydroxide?? (an experiment for testing the carbon dioxide if it is important for the starch formation)
Monday, October 1, 2012 at 4:27pm

chemistry ----------- chemistry
Changes in electrons are chemical; otherwise physical
Monday, October 1, 2012 at 2:59pm

chemistry ----------- chemistry
on the atomic level , how are physical changes and chemical changes different ?
Monday, October 1, 2012 at 2:08am

physical science
determine how many millimeters of soft drink in a 2-L bottle and how many are in a sixpack of soda cans.Also express each answer in liters.
Monday, October 1, 2012 at 12:40am

PHYSICS help!!!!!!
I have no idea of the physical hook up here.
Sunday, September 30, 2012 at 8:02pm

physical chemistry
2 liters of N2 at 0 degree Celsius and 5 atm pressure are expanded isothermally against a constant pressure of 1 atm until the pressure of the gas is also 1 atm. Assuming the gas to be ideal, what are the values of work,delta E, delta H, and q for the process?
Saturday, September 29, 2012 at 11:10pm

physical chemistry
piston whose area is 60 cm2 moves through a distance of 20 cm against a pressure of 3 atm. calculate the work done in joules and calories
Saturday, September 29, 2012 at 10:08pm

Physical science.
A skydiver who jumps out of a plane that has a forward velocity of 40 m/s. That means that the skydiver has a forward velocity of 40m/s. Ignore the air resistance. The questions: What difference is there between the downward velocities of the skydiver who jumped out of the ...
Friday, September 28, 2012 at 12:15pm

physical science
explain why elements in a group on the periodic table have similar chemical properties?
Friday, September 28, 2012 at 11:00am

Physical science
Find the density of the following.1.a stone with mass 10kg and occupies a space of 4m per meter cube
Friday, September 28, 2012 at 5:23am

phycology
Because Lucy is large for her age, she may not have many friends. This is an example of the interaction between which two types of development? A. Physical and psychosocial B. Physical and cognitive C. Cognitive and psychosocial D. Psychosocial and intellectua My choice is A, ...
Thursday, September 27, 2012 at 5:48pm

physical science
A cannon that is 10m long is designed to launch a 10kg ball over a castle wall. In order to do this the ball must have a speed of at least 50m/s as it exits the cannon. For every 10kg of explosives used, the force on the ball in the cannon increases by 1000N. How many kg of ...
Thursday, September 27, 2012 at 1:25am

physical scinsce
A cannon that is 10m long is designed to launch a 10kg ball over a castle wall. In order to do this the ball must have a speed of at least 50m/s as it exits the cannon. For every 10kg of explosives used, the force on the ball in the cannon increases by 1000N. How many kg of ...
Thursday, September 27, 2012 at 1:22am

Intro to Physical Science
A cannon that is 10m long is designed to launch a 10kg ball over a castle wall. In order to do this the ball must have a speed of at least 50m/s as it exits the cannon. For every 10kg of explosives used, the force on the ball in the cannon increases by 1000N. How many kg of ...
Thursday, September 27, 2012 at 1:18am

physical
A cannon that is 10m long is designed to launch a 10kg ball over a castle wall. In order to do this the ball must have a speed of at least 50m/s as it exits the cannon. For every 10kg of explosives used, the force on the ball in the cannon increases by 1000N. How many kg of ...
Thursday, September 27, 2012 at 1:12am

Physical scince please help
What happens to the particles inside the balloon?do the... A) increase in speed B) decrease in speed C) the particles increase in size D) the particles decrease in size E) increase in number F) decrease in number G) something else happens like_____________
Wednesday, September 26, 2012 at 9:43pm

Physical science
What happens to a ballon as it rises up into the atmosphere? A) increases in volume B) decreases in volume C) the outside atmosphere really makes no differences to the balloons volume
Wednesday, September 26, 2012 at 9:25pm

history
during the colonial 1580-1776 which physical feature presented the greatest obstacle to colo nists who wanted to move westward
Wednesday, September 26, 2012 at 9:20pm

Physical science
Why does pressure increase as depths increase?
Wednesday, September 26, 2012 at 8:58pm

Physical Science
you need 500 N to overcome the static friction as is frequently the case; once something starts, it is easier to keep it moving
Wednesday, September 26, 2012 at 7:51pm

Physical Science
The static frictional between a 500 kilogram box of bricks and the floor is 500 Newton’s. The kinetic frictional force in only 220 Newton’s. How many Newton’s of force must a worker exert to get the moving?
Wednesday, September 26, 2012 at 7:10pm

Physical Sciences
.25L times .5M=.125moles .125 times 40= 5 grams
Wednesday, September 26, 2012 at 6:11pm

Science (incomplete)
What type of physical change?
Wednesday, September 26, 2012 at 1:45pm

physical education
a1000Kg car moving at 10 m/ s brakes to a stop in 5 s. THe avererge force is --------N.
Wednesday, September 26, 2012 at 11:49am

science
when wechange the axis of rotation in torque then what will be physical interpretation?
Wednesday, September 26, 2012 at 9:28am

chemitry--- physical & chemical change---
describe a physical change that appears to change chemically???
Tuesday, September 25, 2012 at 11:25pm

Science
What happens to an object when it goes tough a physical change?
Tuesday, September 25, 2012 at 6:59pm

Physical education
As you keep running, your body will build up resistance allowing you to run faster and longer. Keep going! Its gets easier, promise.
Tuesday, September 25, 2012 at 4:48pm

Physical science
Below, you will find a list of sentences. After each sentence, select true if the topic of the statement is suitable to form the basis of a single persuasive paragraph. If the topic of the statement in your textbook is unsuitable for a single persuasive paragraph, select false
Tuesday, September 25, 2012 at 11:00am

Physical education
JOIN YOUR SCHOOL'S CROSS COUNTRY TEAM! You'll be running A LOT everyday. I promise you you'll get stronger, healthier, and running will be easy!
Tuesday, September 25, 2012 at 3:44am

Physical education
If you run almost everyday, then you will get use to it. I have P.E. since I was in kindergarten and now since I'm older I have to run a mile each Friday.
Monday, September 24, 2012 at 11:42pm

Chemistry
w = work, it's a physical chem question, here c does not mean concentration, it is the heat capacity of pressure/mole
Monday, September 24, 2012 at 10:21pm

Adult Education
Choosing to blow the whistle on your employees or coworkers can create all kinds of legal, ethical, and career complications. Here are five common workplace scenarios that will challenge employees about whether or not they should go public with potentially damaging charges. ...
Monday, September 24, 2012 at 2:50pm

Physical Science
How far will 350 J raise a block weighing 7 N?
Sunday, September 23, 2012 at 8:52pm

physical education
Try these suggestions. http://www.youth-basketball-tips.com/how​-to-shoot-a-basketball.html http://www.wikihow.com/Shoot-a-Basketbal​l http://www.google.com/webhp?source=searc​h_app#q=shoot+a+basketball&hl=en&prmd=im​vnsa&source=univ&tbm=vid&tbo=u&sa=X&...
Sunday, September 23, 2012 at 4:30pm

physical education
please answer this i really want to know how to shoot a basketball
Sunday, September 23, 2012 at 4:06pm

physical education
when i am playing basketball i can't seem to get the basketball into the hoop, so how do i shoot a baksetball?
Sunday, September 23, 2012 at 3:43pm

THEATRE HISTORY
Amastris, queen of Heraclea, was drowned by her two sons in 284 BC. Cleopatra III of Egypt was assassinated in 101 BC by order of her son, Ptolemy X, for her conspiring. Ptolemy XI of Egypt had his wife, Berenice III, murdered shortly after their wedding in 80 BC. She was ...
Sunday, September 23, 2012 at 11:37am

phsycis
the force diagram reflects the physical setup the walker is 15.0 m from either end; and is displacing the wire 1.0 m this means that the vertical component of the tension is one-fifteenth the tension in the wire (on BOTH sides) so the force exerted by the walker is 3675/15 * 2...
Saturday, September 22, 2012 at 8:11pm

physical
There should be units on these numbers, so for the sake of the question I will use meters. So this is a problem of a right triangle, 60 degrees plus 30 degrees is 90 degrees, the distances they travel are two sides of the triangle, and the distance between them when they stop ...
Saturday, September 22, 2012 at 4:05pm

physical
Ricardo and Jane are standing under a tree in the middle of a pasture. An argument ensues, and they walk away in different directions. Ricardo walks 28.0 in a direction 60.0 west of north. Jane walks 16.0 in a direction 30.0 south of west. They then stop and turn to face each ...
Saturday, September 22, 2012 at 3:54pm

health
What physical symptoms often accompany social phobia?
Saturday, September 22, 2012 at 2:19pm

physical science
use KE=0.5mv^2 where KE=1 J m=1kg substitute the values to find v.. God bless!!!
Saturday, September 22, 2012 at 11:46am

physical science
the unit for work should be Joule,not newton..
Saturday, September 22, 2012 at 9:51am

physical science
the unit for work should be Joule,nut newton..
Saturday, September 22, 2012 at 9:51am

physical science
Power=work/time Work=force*distance w=(9.81m/s*70kg)*2.2m w=1510.74 Newton P=1510.74N/1.2s P=1259.95 watts or 1.26 Kilowatts
Saturday, September 22, 2012 at 9:27am

physical scienece
(1) yes (2) not if there are no forces acting on the body, regardless of location.
Friday, September 21, 2012 at 10:36pm

health
A. Fad diet B. Low-carb diet C. Stick-to-it diet D. Counting calories diet =B What are other factors that contribute to being overweight and obese besides diet and behavior? A. Personality and temperament B. Physical fitness and athletics C. Environment and genetic factors D...
Friday, September 21, 2012 at 9:56pm

physical science
A 70-kg man and a 50-kg woman are in a 60-kg boat when its motor fails. The man dives into the water with a horizontal speed of 3m/s in order to swim ashore. If he changes his mind, can he swim back to the boat if his swimming speed is 1m/s? If not, can the woman change the ...
Friday, September 21, 2012 at 5:46pm

physical scienece
Does every moving body possess kinetic energy? Does every stationary body possess potential energy?
Friday, September 21, 2012 at 3:09pm

physical sciencei
ke=1/2 (mass)(velocity) ke=1/2mv^2 ke= 1/2m(10^2-0^2) ke=1/2m(20^2-10^2) ke=1/2m(100) ke=1/2m(400-100) ratio is 300/100 or 3/1
Friday, September 21, 2012 at 3:07pm

physical education
Aerobic exercise gives equal working out to all the parts of the body, in tune with a beat. Therefore, plain exercise may not work out different body areas with the same vigor and in the same time intervals that aerobic exercises do. Hence, they are more beneficial for ...
Friday, September 21, 2012 at 1:36am

physical education
why is aerobic exercise the best exercise of total weight loss and fitness training?
Friday, September 21, 2012 at 12:35am

science
It all depends on the basis of question type... If it's mostly calculation: stoichiometry, physical properties, dilution, molarity, and everything in between, I would just practice like you would do your math homework, meaning do practice problems, and check your work. If ...
Friday, September 21, 2012 at 12:01am

science
It all depends on the basis of question type... If it's mostly calculation: stoichiometry, physical properties, dilution, molarity, and everything in between, I would just practice like you would do your math homework, meaning do practice problems, and check your work. If ...
Friday, September 21, 2012 at 12:01am

college us history to 1877
you need to compare and Contrast the New England, Southern and Middle colonies using geography including a appraisal of a geographic perspective that considers physical and cultural processes as they effect the areas, population, reason for coming to America, religion, and ...
Thursday, September 20, 2012 at 6:30pm

college us history to 1877
compare and Contrast the New England, Southern and Middle colonies using geography including a appraisal of a geographic perspective that considers physical and cultural processes as they effect the areas, population, reason for coming to America, religion, and economy.
Thursday, September 20, 2012 at 2:52pm

physical
do you have a question about this? avgvelociyt=total distance/total time avg acceleratio=changevelociyt/total time
Thursday, September 20, 2012 at 10:43am

physical
From t = 0 to t = 3.30 min, a man stands still, and from t = 3.30 min to t = 6.60 min, he walks briskly in a straight line at a constant speed of 1.76 m/s. What are (a) his average velocity vavg and (b) his average acceleration aavg in the time interval 1.00 min to 4.30 min? ...
Thursday, September 20, 2012 at 8:28am

physical
From t = 0 to t = 3.30 min, a man stands still, and from t = 3.30 min to t = 6.60 min, he walks briskly in a straight line at a constant speed of 1.76 m/s. What are (a) his average velocity vavg and (b) his average acceleration aavg in the time interval 1.00 min to 4.30 min? ...
Thursday, September 20, 2012 at 7:39am

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