Wednesday
October 1, 2014

Homework Help: Physical Education

Recent Physical Education Questions

Post a New Question | Current Questions

History
Which best describes why the Neolithic Revolution was such an important turning point in history? A- people began to control their physical environment for the first time B- religion emerged as people planted and harvested crops C- metal tools allowed strong rulers to conquer ...
Monday, September 29, 2014 at 4:26pm

World History Answer Check
1. What event started the French Revolution? A: The fall of the Bastille started the French Revolution. 2. How did Napoleon assume power in France and become emperor? A: As a popular general, Napoleon assumed power in France by taking part in the coup d'état of 1799...
Monday, September 29, 2014 at 3:37pm

World History Answe Check
How does Jacques-Louis David portray Napoleon in the painting Napoleon Crossing the Alps? Why do you think Napoleon wanted artists to produce portraits like this one? A: David portrays Napoleon as being calm and mounted on a fiery steed. I think Napoleon wanted artists to ...
Monday, September 29, 2014 at 2:21pm

physical
A robot probe drops a camera off the rim of a 230 m high eliff on Mars where the free fall acceleration is 3.7 m/s^2. Find the velocity with which it hits the ground.
Sunday, September 28, 2014 at 1:11pm

Chemistry
What is the total ionic equation of this: 3CaCl2(aq) + 2K3PO4(aq) → Ca3(PO4)2(s) + 6KCl(aq) Shw all physical states of the reactants and products
Friday, September 26, 2014 at 11:17pm

Chemistry
Bones are mostly calcium phosphate. Calcium chloride reacts with potassium phosphate to form calcium phosphate and potassium chloride. Indicate the physical states or reactants and products a) Write the balanced equation of the information above b) Determine the total ionic ...
Friday, September 26, 2014 at 10:18pm

Chemistry
Anyone know how to go about the problem? I don't know how to do it. Assume a professor has a daily special request for her coffee. She likes to have the 250.0 mL of coffee frozen at -15.0°C overnight and then wants it heated to 95°C when she gets there in the ...
Thursday, September 25, 2014 at 4:26pm

Calculus I
Suppose that the number of bacteria in a plate of food is given by N(T)= 10T^2 - 40T + 200, -1<=T<=20 where T is the temperature of the food in degrees Celsius. Suppose that the temperature of the food when it is left out on a picnic table is given by T(t)= 4t + 10, 0<...
Wednesday, September 24, 2014 at 1:44am

Child care
6. Local, state, and provincial governments may have specific regulations that apply to the physical space in a day care center. A typical requirement in these regulations is a minimum of _______ square feet of usable play space for each child. A. 35 (B). 18 C. 10 D. 24
Tuesday, September 23, 2014 at 7:02pm

calculus
Suppose that the number of bacteria in a plate of food is given by N(T)= 10T^2 - 40T + 200, -1<=T<=20 where T is the temperature of the food in degrees Celsius. Suppose that the temperature of the food when it is left out on a picnic table is given by T(t)= 4t + 10, 0<...
Tuesday, September 23, 2014 at 5:48pm

calculus
Suppose that the number of bacteria in a plate of food is given by N(T)= 10T^2 - 40T + 200, -1<=T<=20 where T is the temperature of the food in degrees Celsius. Suppose that the temperature of the food when it is left out on a picnic table is given by T(t)= 4t + 10, 0<...
Tuesday, September 23, 2014 at 5:48pm

Physical Science
Superfly, mass of only 1 gram, but capable of flying 840 million km/hr. meets a locomotive with a mass of 20,000 kg, traveling 40 km/hr. Who has the greater momentum? I know I need to convert mass to kg and covert momentum in Kg-Km/hr. I just don't know how. Please help.
Monday, September 22, 2014 at 8:03pm

Physical Science
Johnson ran the 100 meter dash in 9.79 seconds. Calculate Johnson's average speed, in meters/second.
Monday, September 22, 2014 at 7:56pm

PHYSICS
Use dimensional analysis to determine the pressure, P, in the pipe to within a dimen- sionless multiplicative constant of order 1.(Hint: P may depend on another physical variable besides A and R.) Using your result from part (a), reexpress your answer in a form that involves v...
Sunday, September 21, 2014 at 7:56pm

Health--Check my answers
1. The best way to describe fitness is: being slim and low in body fat being big, strong, and “buffed” being flexible and having a sense of overall well-being *** all of the above 2. The best way to describe wellness is: making positive choices *** folding under peer...
Sunday, September 21, 2014 at 12:13pm

P.E
If you're concerned about factors associated with mental illness, ypu don't need to worry about A. Herditary B. Virus infections C. Physical factors D. Early experiences. Is the answer B?
Friday, September 19, 2014 at 6:04pm

physical science
Two 3.4 kg physical science textbooks on a bookshelf are 0.25 m apart. What is the magnitude of the gravitational attraction between the books?
Friday, September 19, 2014 at 9:56am

physics
Two 2.5 kg physical science textbooks on a bookshelf are 0.25 m apart. What is the magnitude of the gravitational attraction between the books?
Friday, September 19, 2014 at 12:06am

Physical Science
A heat pump releases 103.0 kcal as it removes 54.0 kcal at the evaporator coils. How much work does this heat pump ideally accomplish? The answer should be in KJ
Thursday, September 18, 2014 at 10:13pm

Physical Science
A 12 kilogram tire is to be pulled by three ropes. One force, F1, has a magnitude of 50N. Orient the other two forces so that the magnitude of the resulting acceleration of the tire is least. And find that magnitude if: F2=30N, F3= 20N.
Thursday, September 18, 2014 at 3:24pm

physical science
The present record for the 100 meter dash is 9.58 seconds. back in 1988, Johnson ran the 100 meter dash in the world record time of 9.79 seconds. He was later to lose both his record and his gold medal to runner up Lewis because of steroid use. Calculate Johnson's average ...
Thursday, September 18, 2014 at 12:08am

physical science
Superfly, mass of only 1 gram, but capable of flying at the incredible speed of 840 million km/hr, meets a locomotive with a mass of 20,000 kg, traveling at 40km/hr. Who has the greater momentum?
Thursday, September 18, 2014 at 12:07am

Physical Science
at a speed of 30 mi/hr, the car crashes head on into a brick wall. despite the fact that the car crunched to a total stop, one of NEWTON'S laws predicts that you will continue to fly forward at 30 mi/hr until you collide with the windshield or dash. WHICH LAW?
Thursday, September 18, 2014 at 12:05am

Physical Science
Superfly, mass of only 1 gram, but capable of flying at the incredible speed of 840 million km/hr, meets a locomotive with a mass of 20,000 kg, traveling at 40km/hr. Who has the greater momentum?
Wednesday, September 17, 2014 at 8:49pm

Physical Science
The present record for the 100 meter dash is 9.58 seconds. back in 1988, Johnson ran the 100 meter dash in the world record time of 9.79 seconds. He was later to lose both his record and his gold medal to runner up Lewis because of steroid use. Calculate Johnson's average ...
Wednesday, September 17, 2014 at 8:45pm

physical science
one gallon= 3.785 liters. If you were charged $1.10 per liter at the pump for Regular, how much would you be paying per gallon? Assuming American price levels, do we stop at this station or drive on?
Wednesday, September 17, 2014 at 8:29pm

Physical Science
You are driving. You have enough gas in your tank to go 50 miles. The next town is 72 kilometers away. Can you make it? Show work.
Wednesday, September 17, 2014 at 8:26pm

Science
Classify each as a physical characteristic or chemical property. -wood burns -clay is brown -steel wool rusts -a paper clip is 3cm long
Wednesday, September 17, 2014 at 8:20pm

curriculum
Which of the following is not a good strategy for a teacher to use in making transitions fun? A. Help children come down the hall quietly by pretending to "sneak" past the director's office, varying what they pretend on different days. For example, they can sneak...
Wednesday, September 17, 2014 at 8:15pm

ss-maps *repost* (sorry!)
What is the difference between a road map and a bird's-eye view map? A. A road map shows fewer road names than a bird's eye view map. B. A road map looks more photo-realistic than a bird's-eye view map. C. A road map shows more physical features such as trees ad ...
Wednesday, September 17, 2014 at 7:23pm

physical science
the distance from one place to another is 80 miles. How far is it in kilometers?
Wednesday, September 17, 2014 at 4:02pm

Physical Science
Ok, I just want to make sure I am doing this right. It says mass= 3800grams. Silvers density is 10 grams/cm^3. How much will volume of water with silver displace in cm^3? So would it be 3800g/10g= 380 grams? or is that wrong?
Wednesday, September 17, 2014 at 4:00pm

types of maps
What is the difference between a road map and a bird's-eye view map? A. A road map shows fewer road names than a bird's eye view map. B. A road map looks more photo-realistic than a bird's-eye view map. C. A road map shows more physical features such as trees ad ...
Wednesday, September 17, 2014 at 3:46pm

Physical Science
Suppose an all good crown has mass m=3800 grams. Gold has a density of 19 grams/ cm^3. What is the volume of water displaced by a gold crown (in cm^3)? Please help :)
Wednesday, September 17, 2014 at 3:18pm

Physical Science
A 73.0 g silver spoon at 19.2 c is place in a cup of coffee at 91.2 c. How much heat does the spoon absorb from the coffee to reach a temperature of 85.6 c?
Wednesday, September 17, 2014 at 10:15am

Physical Science
A 1600.0 kg car with a speed of 75.0 km/h brakes to a stop. How many cal of heat are generated by the brakes as a result?
Wednesday, September 17, 2014 at 10:12am

Physical Science
please help me understand this question If measurements of a gas are 50L and 300 kilopascals and then the gas is measured a second time and found to be 75L, describe what had to happen to the pressure (if temperature remained constant). Include which law supports this ...
Tuesday, September 16, 2014 at 11:04pm

Physical Science
Why does a glass filled with a cold beverage seem to sweat? a. saturation always results in sweat on wet object. b. the cold glass adjacent air to saturation, which is followed by condensation of water vapor. c. when cold, water molecules can move through tiny pores in the ...
Monday, September 15, 2014 at 9:32pm

Physical Science
A heat engine exhauts 122.0 kal after taking 499.0 how much mechanical work was done by the engine?
Monday, September 15, 2014 at 8:50pm

Grade 9 Science
In each situation s below , it seems that a new substance may have been produced. Explain why each situation represents a physical change. a) A tailor makes a new suit out of a piece of fabric. b) A chef makes a salad out of lettuce, tomatoes and cucumbers. I really need ...
Sunday, September 14, 2014 at 6:32pm

math
In order to pass a physical education class at a university, a student must run 1.0 mi in 12.5 min. After running for 10.0 min (assume constant speed), she still has 510 yd to go. What constant acceleration does she need over the final 510 yd in order to make it?
Sunday, September 14, 2014 at 5:45pm

English
I need help identifying the thesis in this essay. please help! "Why i want a Wife" -Judy Brady 1- I belong to that classification of people known as wives. I am A Wife. And, not altogether incidentally, I am a mother. 2- Not too long ago a male friend of mine ...
Sunday, September 14, 2014 at 11:32am

english
what is the thesis of this essay called "i want a wife" -judy brady 1- I belong to that classification of people known as wives. I am A Wife. And, not altogether incidentally, I am a mother. 2- Not too long ago a male friend of mine appeared on the scene fresh from a...
Sunday, September 14, 2014 at 12:17am

Physical science
A 3.0-kg cat runs to the left at 10m/s and a 12-kg dog runs to the right at 4.0m/s what is the total kinetic energy?
Saturday, September 13, 2014 at 10:12pm

Physical Science
For questions #14 – 17, write an equation for the reaction of magnesium oxide with sodium chloride to produce magnesium chloride and sodium oxide. 14. Show the formulas of the reactants. 15. Show the formulas of the products. 16. Write the balanced the equation for this ...
Saturday, September 13, 2014 at 3:33pm

Physical Science
Please Help me with this question and example in full details please. Scientists tested the effect of a fertilizer on the growth of plants. They had 2 sets of plants, Group A which gets fertilizer, water and sun and Group B which gets only water and sun (but in equal amounts ...
Saturday, September 13, 2014 at 3:08pm

The Curiculum
Which of the following is not a good strategy for a teacher to use in making transitions fun? A. Help children come down the hall quietly by pretending to "sneak" past the director's office, varying what they pretend on different days. For example, they can sneak...
Saturday, September 13, 2014 at 7:55am

The Curriculum
What is the best strategy to use when a teacher is providing for learning of physical knowledge as a part of science? A. Give detailed information by telling children about physical knowledge. B. Have someone demonstrate an experiment and debrief. C. Set up the materials and ...
Friday, September 12, 2014 at 9:57pm

Physical Science
Modern oil tankers weigh over a half-million tons and have lengths of up to one-fourth mile. Such massive ships require a distance of 4.8 km (about 3.0 mi) and a time of 22 min to come to a stop from a top speed of 26 km/h. (a) What is the magnitude of such a ship's ...
Friday, September 12, 2014 at 3:37pm

Physical Education
Mental or emotional problems may cause physical problems. True False Is the answer True??
Friday, September 12, 2014 at 2:12pm

physical science
what causes friction?
Thursday, September 11, 2014 at 10:30pm

physical science
a bowling ball loses .5kg x m/s momentum as it hits bowling pins. how much momentum do the pins gain? please help
Thursday, September 11, 2014 at 10:27pm

Ecology
8.Which of the following examples of an ecological study involves the ecosystem level of organization? A.The effects of human activities on biogeochemical cycling B.The effects of an invasive plant species on bird nesting sites C.The effects of competition on survival D.The ...
Thursday, September 11, 2014 at 7:28pm

science
Which of the following is an example of a physical system? hurricanes Volcanoes Glaciers Plant & Animal Communities ***All of the Above*** is it all of the above? Pls help asap!
Thursday, September 11, 2014 at 3:40pm

Physical science
1. Nicotine,a poisonous compound found in tobacco leaves,is 74% carbon,8,65% hydrogen and 17,35% nitrogen (a)calculate the empirical formula of nicotine (b)what is the molecular formula of nicotine if it has a molar mass of 165 g.mol^-1
Thursday, September 11, 2014 at 1:00am

?
Is ADHD considered a physical challenge or emotional challenge or none
Wednesday, September 10, 2014 at 8:32pm

Physical Science
What is the kinetic energy of a 1850 kg car that is traveling at 58.0 km/h? B. How much work was done to give the car this kinetic energy assuming the car starts from rest? C. How much work must be done to stop the car?
Wednesday, September 10, 2014 at 4:45pm

Physical science
A silver nitrate solution is added to a solution of potassium chloride.the products formed are silver chloride and potassium nitrate 1.which product is a precipitate 2.write down the reaction in a molecular form.indicate states 3.write down the net ionic equation
Wednesday, September 10, 2014 at 4:17pm

Physical science
Give one word or term of the following descriptions 1. A reaction that results in the formation of an insoluble salt 2.the process in which ions whithin an ionic substance are separated 3.the positive ion 4.a proton acceptor
Wednesday, September 10, 2014 at 4:13pm

Physical science
Choose the correct answer to the following question 1.The following pairs of ions results in a precipitate being formed... (a)calcium and carbonate (b)sodium and sulphate (c)potassium and iodide (d)sodium and nitrate
Wednesday, September 10, 2014 at 12:44pm

CORRECTIONAL PRACTICE AND POLICY
This person, sentenced to life with little hope of parole, could live many years in the prisons of America and whose physical or mental disabilities require more extensive medical and treatment care. A. Infectious offender B. Developmentally challenged offender C. Sex offender...
Tuesday, September 9, 2014 at 4:32pm

Physical Science
A lamp bulb is rated 100w. Why is a time factor not included in the rating?
Tuesday, September 9, 2014 at 2:55pm

Physical Science 8th grade
A balloon filled with air does not rise as a balloon filled with helium. What does this tell you about the density of helium? A. Helium is more dense than air B. Helium is less dense than air C. The two gases have the same density D. When heated, helium becomes more dense
Monday, September 8, 2014 at 7:29pm

Chemistry
Name the property that each change depends on. Then classify the property as either chemical or physical. a) You separate a mixture of gravel and road salt by adding water to it b) Carbon dioxide gas freezes at a temperature of -78C
Monday, September 8, 2014 at 4:39pm

P.E
The way in which your emotions affect your physical and overall health is part of? A. setting goals B. heredity C. the mind-body connection. D. your cultural environment. I think its c
Monday, September 8, 2014 at 2:35pm

Science
Would the climate/weather count as the physical geography of a region?
Monday, September 8, 2014 at 11:39am

Physical Science
An 84.9 kg man is standing on a frictionless ice surface when he throws a 2.00kg book at 11.1m/s. Do the man move in the same direction as the book or opposite of the book.
Sunday, September 7, 2014 at 5:17pm

Physical Science
What volume would 90g occupy?
Sunday, September 7, 2014 at 1:45pm

Physical Science
How many grams would occupy 12cm^3?
Sunday, September 7, 2014 at 1:44pm

physical science
A simple lever is used to lift a heavy load. When a 60-N force pushes one end of the lever down 1.2 m, the load rises 0.2 m. Show what the weight of the load is 360N.
Saturday, September 6, 2014 at 10:37am

physical chemistry
at least 6 sources of error of determining concentration quotient of FeSCN? plzzz sir
Friday, September 5, 2014 at 5:55pm

physical chemistry
salam.... plz give me some sources of error of determining concentration quotient of FeSCN? plzz urgent
Friday, September 5, 2014 at 5:45pm

physical science
if an object has a mass of 10 g and a volume of 5 ml what is its density
Thursday, September 4, 2014 at 10:03pm

Career Explorations - Please Check My Answer
Please help me with the following questions: Nichole has been a police dispatcher who answers 911 calls. After working in this position in the police department for a while, she decides that she wants to become a police officer. Nichole would like to change her A. job pathway...
Thursday, September 4, 2014 at 3:53pm

physical science
If the volume of a piece of oak is 12 cm3, what's its mass?
Tuesday, September 2, 2014 at 6:23pm

AP English 11
Can "as if" be used in a simile similarly to the singular "as" or "like"? Would this example be considered a simile comparing children's eligibility to have recess compared to a carrot impending over head: "As if physical activity were a ...
Sunday, August 31, 2014 at 3:21pm

English 11 AP
Can "as if" be used in a simile similarly to the singular "as" or "like"? For example: "As if physical activity were a carrot to dangle as a reward or yank away as a punishment."
Sunday, August 31, 2014 at 2:01pm

Physical Science
How many satellites are used for transmitting GPS signals?
Saturday, August 30, 2014 at 9:38am

Physical Science
The polar circumference of Earth is 40,000km. What distance corresponds to a change of one degree of latitude? A change of one one arcminute of latitude? Hint, an arcminute is 1/60th of a degree.
Saturday, August 30, 2014 at 9:27am

Physical Science
Standard GPS receivers are accurate to about one hundredth of an arcminute of latitude. What distance does this correspond to?
Saturday, August 30, 2014 at 9:23am

Physical Science
If six blocks of wood were cut from the same board , would all the pieces of wood have the same density?
Saturday, August 30, 2014 at 9:19am

Physical Science
Do wood float in gasoline and water?
Saturday, August 30, 2014 at 9:17am

Physical Science
An 84.9 kg man is standing on a frictionless ice surface when he throws a 2.00 kg book at 11.1 m/s. With what velocity does the man move across the ice?
Friday, August 29, 2014 at 8:31pm

Physical Science
What is the weight of a 4.82 kg backpack in Newton and the acceleration of the backpack if a net force of 10.0 N is applied in m/s2?
Friday, August 29, 2014 at 12:15pm

Physics
Maria is undergoing physical therapy for a back injury. Her therapist instructs her to use the power-glide incline. When using the incline, Maria pushes with her legs, raising her torso 30 cm up the incline and then she release to drop back down again. She is instructed to ...
Thursday, August 28, 2014 at 4:15pm

Physical sciences
Write down a balance equation of sulphuric acid and sodium hydroxide
Thursday, August 28, 2014 at 3:51pm

P.E
The health triangle is made up of(choose all that apply)? 3 points A. Monetary health. (B.) social health. (C.) physical health. (D.)mental and emotional. thats what i think. help fast. choose three.
Tuesday, August 26, 2014 at 5:41pm

Physical Science
Does wood float in gasoline?
Monday, August 25, 2014 at 11:42pm

Physical Science
Write the number represented by 0.9^1900 with both 5 and 1 significant figures.
Monday, August 25, 2014 at 9:51pm

Physical Science
A planner estimates that a project will take 3.0 years to complete. Write the corresponding number of days with the appropriate number of significant figures (one year is 365.25 days long).
Monday, August 25, 2014 at 5:06pm

Physical Science
If one measurement is known much more precisely than the other, the fractional error is the ratio of the absolute value of the difference (|M1-M2|), and the more accurate value. What is the percentage error of student A's measurement (37.2 cm long if it is determined by ...
Monday, August 25, 2014 at 5:02pm

Physical Science
If student A measures a laptop computer to be 37.2 cm long, and student B measures 36.7 cm, what is the percentage error?
Monday, August 25, 2014 at 3:26pm

Health
Characteristics caused by hormones but that do not include development of reproductive organs are called........ A. primary sex Characteristics B. secondary sex characteristics C. physical Characteristics D. body Characteristics The many physical changes that occur during ...
Monday, August 25, 2014 at 8:46am

Physical Science
Is jelly a element, compound, or a mixture? Is sweet tea a element, compound or a mixture? Is ketchup a element, compound, or a mixture?
Sunday, August 24, 2014 at 5:08pm

Physical Science
How is a compound different from an element?
Sunday, August 24, 2014 at 4:38pm

Physical Science
The standard unit of length in the metric system is based on what.
Saturday, August 23, 2014 at 11:30pm

Physical Science
A loaf of bread (volume 3200 cm3) with a density of 0.50 g/cm3 is crushed in the bottom of the grocery bag into a volume of 2400 cm3. What is the density of the mashed bread in g/cm3
Saturday, August 23, 2014 at 11:12pm

The Curriculum
Which statement does not define self-esteem? A. A person's perception of how competent he or she is in learning new information B. A person's perception of how competent he or she is in accomplishing physical challenges C. A person's perception of how competent he ...
Saturday, August 23, 2014 at 9:17pm

Physical science
What did svante arrhenius discover about the reaction between an Acid and a Base?
Friday, August 22, 2014 at 5:21pm

physical science
two forces act on an object f1 = 5N f2 = 7N when will the resultant force be maximum?
Thursday, August 21, 2014 at 4:17pm

Pages: 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | Next>>

Post a New Question | Current Questions

Search
Members