Monday
May 30, 2016

Homework Help: Physical Education

Recent Physical Education Questions

Health
The state in which a person's mental and physical abilities are impaired is called? A. Hangover*** B. Black out C. intoxication D. a coma
Sunday, March 20, 2016 by A girl with problems.

Science
Please Check! 1. How does nanotechnology help engineers make products for the future? a. By changing a materials atomic structure, it can be made from elements that are easier to obtain.*** b. By changing a material's atomic structure, its physical properties can also be ...
Friday, March 18, 2016 by SpitFireRedHead

Science Please Check
Please Check 1. How does nanotechnology help engineers make products for the future? a. By changing a materials atomic structure, it can be made from elements that are easier to obtain.*** b. By changing a material's atomic structure, its physical properties can also be ...
Friday, March 18, 2016 by Blair

PED
I have a quiz and want to check them out to see if I got them correct: Question 1. When is it considered safe to provide both positive and negative examples of performance to students? (Points : 1) when the learners understand the skill when the learners have practiced the ...
Thursday, March 17, 2016 by Mike

Physical Education
You digestive system has three main functions: digestion, absorption, and elimination. In which organ does absorption begin? A)Mouth B)Stomach C)Small intestine (MY ANSWER) D)Gallbladder
Thursday, March 17, 2016 by LOVE

science
1. What would happen to an object if the force of gravity on Earth was decreased by half? (1 point) Its mass would decrease. Its weight would decrease.* Its density would decrease. Its volume would decrease. 2. Which of the following represents a heterogeneous mixture? (1 ...
Wednesday, March 16, 2016 by jai

physical science
Balance of the following equation Ca+O2=CaO
Wednesday, March 16, 2016 by mariana

chemestry
In which of the following physical states does a given substance have the highest entropy? A. solid B. gas C. liquid D. all of the above would this be A?
Tuesday, March 15, 2016 by louren

physical chemistry
the rate constant for a reaction at 30 degrees is found to be exactly twice the value at 20 degrees. calculate the activation energy
Monday, March 14, 2016 by ntsika

About Drama
1. Which of these sentences is using appositive phrase correctly? a. The Grand Canal, which is the oldest man-made waterway in the world, is still used today in China. **?? b. The Grand Canal in China is a man-made waterway, still used, that is the oldest in the world. c. The ...
Monday, March 14, 2016 by Etta

Language
of these sentences is using appositive phrase correctly? a. The Grand Canal, which is the oldest man-made waterway in the world, is still used today in China.•• b. The Grand Canal in China is a man-made waterway, still used, that is the oldest in the world. c. The ...
Monday, March 14, 2016 by Help!

history
list a emotional, and social benefit of physical activity
Monday, March 14, 2016 by day

All about DRAMA! P.S. - Please check!
1. Which of these sentences is using appositive phrase correctly? a. The Grand Canal, which is the oldest man-made waterway in the world, is still used today in China. b. The Grand Canal in China is a man-made waterway, still used, that is the oldest in the world. c. The Grand...
Sunday, March 13, 2016 by Etta

Chemistry-DrBob222
What is the final temperature and physical state if water when 47.50 kJ of energy is added to 15.0 g of ice at -10.0 C? Helpful information: Cs (ice) = 2.1 J/g C Heat of fusion (water) = 6.02 kJ/mol Cs (water) = 4.184 J/g C Heat of vaporization (water) = 40.7 kJ/mol Cs (steam...
Saturday, March 12, 2016 by Nevaeh

PHYSICS
Nate the Skate was an avid physics student whose main non-physics interest in life was high-speed skateboarding. In particular, Nate would often don a protective suit of Bounce-Tex, which he invented, and after working up a high speed on his skateboard, would collide with some...
Saturday, March 12, 2016 by Jacob

Physical education
the male reproductive cells are called 1. ova**** 2. teste 3 sperm 4 ovaries
Friday, March 11, 2016 by seahawks

Physical science
What are photons
Thursday, March 10, 2016 by Amkelwa

Social studies
Over time artwork has the potential to reach a wide variety of audiences. Which is the most accurate definition of audience? A group of people listening to music. Physical evidence of a culture. A group of people with specific beliefs and practices. (This one or D) The people ...
Wednesday, March 9, 2016 by LOVE

Art
1.Artists make shapes in the background smaller than shapes in the foreground to communicate their distance from the viewer. How else might a landscape artist show shapes in the background to depict their distance from the viewer? A. Show shapes with bright colors. B. Show ...
Wednesday, March 9, 2016 by Reign

PHYSICS ( PERIODIC MOTION)
A grandfather clock uses a physical pendulum to keep time. The pendulum consists of a uniform thin rod of mass M = 2.01 kg and length L = 0.19 m that is pivoted freely about one end, with a solid disk of mass 3M and a radius of L/4 attached to the free end of the rod. a) What ...
Wednesday, March 9, 2016 by MUSTAFA GHANIM

social studies
Which physical feature covers most of Arabia? empty quarter>>> fertile crescent zagros mountains Persian gulf
Tuesday, March 8, 2016 by .....

Maths, geography, life sciences and physical scien
Identify three courses or study fields you are interested in following after grade 12.provide two reasons why you find this a suitable course for each choice
Sunday, March 6, 2016 by Daisy

Physical science
A 11-kg box is dragged across a frictionless surface by a force F=55N. the box travels 4.0ft. what is the work done by the applied force F and the work done by the normal force?
Friday, March 4, 2016 by barbara

physical science
a symmetric projectile spends a total of 20 seconds in the air. it reaches a peak height of 8 meters. how long does it take to reach its peak height? the projectile has a range of 80 meters. what is its horizontal velocity? what is the projectile's horizontal acceleration...
Thursday, March 3, 2016 by anita

physical science
a flower pot is dropped out a twentieth story window. how fast will it be moving after 7 seconds? how much is the acceleration 3 seconds after it falls?
Thursday, March 3, 2016 by anita

physical science
a piece of metal has a mass of 85 cg and a volume of 450L. What is its density in g/cm^3? What would be the mass of 300cm^3 of this metal? What would be the volume of 200 ounces of this metal?
Thursday, March 3, 2016 by anita

physical science
how many centimeters long is the proverbial "10 foot pole?" show work
Thursday, March 3, 2016 by anita

Physical Education
When you are a baby, your bones begin as what type of tissue? a. cartilage (MY ANSWER) b. cells c. ligaments d. muscle
Thursday, March 3, 2016 by LOVE

Physical Education
what is the best activity to do immediately after playing tennis? A.Drink plenty of juice and sit in the shade to cool your body down. B.Stretch the leg muscles by bouncing to reach as far as you can each time. C.Stretch your leg muscles by slowly bending over and exhaling ...
Thursday, March 3, 2016 by LOVE

Physical Education
What type of muscle is only found in one place in the body? Cardiac muscle. (MY ANSWER) Ligament muscle. Skeletal muscle. Smooth muscle.
Thursday, March 3, 2016 by LOVE

science
1. The current atomic model would be revised if (1 point) better microscopes were being used to study its structure. better microscopes are invented in the future. new information about an atom’s structure is discovered. a new element is discovered in the future. 2. ...
Thursday, March 3, 2016 by Anonymous

Chemistry
Hydrogen sulfide gas burns in the presence of oxygen to produce sulfur dioxide gas and water vapor. Write a balanced chemical equation, including the physical state
Wednesday, March 2, 2016 by Jasmine

Chemistry- Dr.Bob
What is the final temperature and physical state of water when 250 grams of water at 85 degrees C is added to 80.0 grams of ice at -15 degree C? Is the physical state of water liquid? The explanation from bobpursly was this The sum of heats gained =0 80(cice)(0+15)+80Hf+80cw(...
Tuesday, March 1, 2016 by Student

physical sciences
john wants to get his friend, peter, to a height of 2.8 m above the ground to reach an apple in a tree. they connect a swing to a high branch in an adjacent tree. the bottom of the swing, X, is at a height of 1.2 m. peter has s mass of 45 kg. ignore the effects of any ...
Tuesday, March 1, 2016 by xolani rudolph ngovene

Chemistry-Dr.Bob 222
What is the final temperature and physical state of water when 250 grams of water at 85 degrees C is added to 80.0 grams of ice at -15 degree C? Is the physical state of water liquid? I still don't understand how to do this.
Tuesday, March 1, 2016 by Student

Chemistry
What is the final temperature and physical state of water when 250 grams of water at 85 degrees C is added to 80.0 grams of ice at -15 degree C? Is the physical state of water liquid? I don't understand the set up. The setup is like this (answered by bobpursly): The sum of...
Monday, February 29, 2016 by Student

Chemistry
What is the final temperature and physical state of water when 250 grams of water at 85 degrees C is added to 80.0 grams of ice at -15 degree C? Is the physical state of water liquid? I don't understand the set up that I have to set the equation equal to 0 ...
Monday, February 29, 2016 by Student

Science
1. How does nanotechnology how engineers make products for the future? A. By changing a materials atomic structure, it can be made from elements that are easier to obtain. B. By changing a materials atomic structure, it's physical properties can also be changed. C. By ...
Saturday, February 27, 2016 by Rhyleigh

REPOSTHealth PLEASE CHECK ANSWERS
1. According to the National Clearing House for Alcohol and Drug Information (NCADI), most children under the age of _____ , who do not participate in drug and alcohol abuse, is virtually certain to never do so. 20 21**** 23 19 2. The average age when youth first try alcohol ...
Friday, February 26, 2016 by GOY

Science
Physical properties of silver carbonate.
Thursday, February 25, 2016 by Tom Murtha

Science
Johnny left a glass of milk on his bedside table for week, and it spoiled. At the end of the weel, the glass contained a yellow liquid with lumpy white chunks, and there was a terrible odor. What can be concluded? A. The milk has undergone a physical change B. The mass of the ...
Thursday, February 25, 2016 by Anonymous

Art
A peice of japanese armor was once used to protect the head of soldiers. This work has since been replaced by twenty-first century fighting gear, but the orginal armor is on display in a museum. This change over time is an example of? 1. A once-functional piece of equipment ...
Wednesday, February 24, 2016 by LOVE

Chemistry
What is the final temperature and physical state of water when 250 grams of water at 85 degrees C is added to 80.0 grams of ice at -15 degree C? Is Tf= 109 C? Is it in the steam phase?
Wednesday, February 24, 2016 by Student

Physics
When the body temperature drops, this has the effect of reducing the potential across the axonal membrane slightly. At a body temperature of 30°C, the potential difference experimentally measured concentration of Na+ ions inside the lipid bilayer is 10^18 NA+ ions/cm^3. a...
Tuesday, February 23, 2016 by Physics lover

Health Truth or False PLEASE CHECK ANSWERS
$$ = MY ANSWER Just as a person inherits physical traits, a person inherits personality traits as well. True $$ False 2. Peers cannot have a direct impact on your personality. True $$ False 3. Your behavior and personality sometimes come directly from role models. (1 point) ...
Tuesday, February 23, 2016 by NOPE

physical science
a crate of cooldrinks with a mass of 15kg over a smooth horizontal surface by exerting a force of 80N at 30° to the horizontal. Draw a diagram and aswers the following 1. Draw a force diagram showing and labelling all the forces acting on the crate. 2. Calculate the ...
Monday, February 22, 2016 by Thembelihle Shabangu

Physical science
a balloon has a volume of 0.5 L at 20 degrees celsius. what will the volume be if the balloon heated to 150 degrees celsius? assume constant pressure and mass. I got 0.7218 L.
Sunday, February 21, 2016 by Emily

physical sciences
The mass of a minibus is 1500kg,assume that the passenger have an average mass of 50kg each.The driver is moving at a speed of 30m/s when he notice that the traffic light ahead have turned to red.he applied a force of 9000N on the break pedal,calculate acceleration of the taxi...
Sunday, February 21, 2016 by ascentia

PHYSICAL SCIENCE
Imagine two billiard balls on a pool table. Ball A has a mass of 2 kilograms and ball B has a mass of 3 kilograms. The initial velocity of ball A is 9 meters per second to the right, and the initial velocity of the ball B is 6 meters per second to the left. The final velocity ...
Saturday, February 20, 2016 by JCAINE

Physical Science
Suppose the jumbo jet of mass 30000 kg flies against an air resistance of 82000 N while the thrust of all four engines is 100000 N. Find the acceleration
Friday, February 19, 2016 by Ehhhh

Social Studies
1. Which BEST describes the differences that divide Maayan and Muhammad? A. age and interests B. physical barriers C. culture and politics** D. economic status 2. How does Maayan most directly experience the conflict in Israel? A. through treating victims of terrorist attacks...
Friday, February 19, 2016 by Audrey

Health and Physical Ed
If you choose to smoke, your body will use this substance less efficiently. 1:microorganisms 2:carbon dioxide 3:plasma 3:oxygen I think it is #3
Friday, February 19, 2016 by Gabby

physical science
a head ball of mass 600g is thrown vertically upwards from ground level and reaches the maximum height of 20metres.calculate the initial velocity of the ball
Thursday, February 18, 2016 by vinny

ashworth
In an interrogation setting, the strategy of fabricated evidence involves all of the following EXCEPT: A. falsely informing a suspect that an accomplice has ident6ified her or him. B. falsely stating that physical evidence exists that confirms his or her guilt. C. projecting ...
Thursday, February 18, 2016 by Anonymous

Health
What physical symptoms often accompany social phobia A. Difficulty talking B. Trembling C. Nausea D. All of the above
Tuesday, February 16, 2016 by moesha

Physical science
How much more does someone with a bachlors degree usually earn than someone with a high school deploma?
Monday, February 15, 2016 by Lina

Physical science
What are some of the reasons for income differences?
Monday, February 15, 2016 by Lina

Physical science
What is the force of gravity between two 1215 kg cars separated by a distance of 31m on an interstate highway
Sunday, February 14, 2016 by Anonymous

physical sciences
Calculate the mass in kilograms of one atom of ununhexium
Sunday, February 14, 2016 by sunday

science chemistry
A ground state hydrogen atom absorbs a photon of light having a wavelength of 93.03 nm. It then gives off a photon having a wavelength of 396.9 nm. What is the final state of the hydrogen atom? Values for physical constants can be found here.
Saturday, February 13, 2016 by Anisha

Physical Science
4. What measurable property/properties affects the period of a pendulum? 7.Give another example of periodic motion other than simple harmonic motion. 8. If you landed on the moon, could you use the pendulum method to find "g" there? Explain.
Friday, February 12, 2016 by Sherianna

Health
1. According to the National Clearing House for Alcohol and Drug Information (NCADI), most children under the age of _____ , who do not participate in drug and alcohol abuse, is virtually certain to never do so. (1 point) 20 21 23 19 2. The average age when youth first try ...
Friday, February 12, 2016 by untington

Physical Science
A small fish in the pacific ocean watches a shark swim by a large rock a few meters away. Which of the following is a reference point in this scenario? A. shark ** B. large rock C. water D. pacific ocean I think the answer is A, please check!
Thursday, February 11, 2016 by Laci

Physical Science
A car of mass m traveling at a velocity of 20m/s east on a straight level road and a truck of mass 2m travelling at 20m/s west on the same road. ignore the effects of friction. calculate the velocity of the truck-car system immediately after collision. On impact the car exerts...
Thursday, February 11, 2016 by Petunia

physical science
a car accelerates from rest at stop street and covers 10m east in 45.calculate the acceleration of the car(assume uniform acceleration).
Wednesday, February 10, 2016 by grace

Sciences
What is a substance that cannot be separated into simpler substances by physical or mechanical methods such as filtering, boiling, or sifting? A crystalline solid A sublimation A pure substance •• An amorphous solid Correct me if I'm wrong
Wednesday, February 10, 2016 by Kiana

Math
If a valid time on a 12 hour time period has the hour hand and minute hand switched, how many times will that result in another valid time? I have found 11, which is when the hour hand points at the same place as the minute hand. I know there is much more, but I can't ...
Wednesday, February 10, 2016 by Andre post for Steve

physical science
a flywheel given its angular velocity of 200radian per second and an acceleration of 5radian per second squared in 15minutes.what is angular velocity in radian per second and revolution per minute
Tuesday, February 9, 2016 by Anonymous

Geography of Arabia and Iraq
Question #1: Which statement best describes the physical geography of Arabia and Iraq? A. largely hot and dry with pockets of mountains and fertile river valleys B. tropical, with equal parts rainforest and desert C. mountainous, with diverse terrain and climate based on ...
Tuesday, February 9, 2016 by Gourami

Earth Science
Which of the following climates is most suited for physical weathering? A. Warm B. Dry (C. Hot) D. Cool What latitudes are most likely to see glaciers? (A. 90° N and 90° S) B. 30° N and 30° S C. 45° N and 45° S D. 10° N and 10° S
Tuesday, February 9, 2016 by Jocelynn

Earth Science
Which of the following climates is most suited for physical weathering? A. Warm B. Dry (C. Hot) D. Cool What latitudes are most likely to see glaciers? (A. 90° N and 90° S) B. 30° N and 30° S C. 45° N and 45° S D. 10° N and 10° S
Tuesday, February 9, 2016 by Jocelynn

Calculus
If a valid time on a 12 hour time period has the hour hand and minute hand switched, how many times will that result in another valid time? I have found 11, which is when the hour hand points at the same place as the minute hand. I know there is much more, but I can't ...
Tuesday, February 9, 2016 by Andre post for Steve

Physical Science
Which SI unit is used to measure length? A. meters B. newtons C. grams D. liters
Tuesday, February 9, 2016 by Sally

Geography and Society
A relief map shows what kind of information about a location? a. physical features b. political boundaries c. elevation*** d. population density
Monday, February 8, 2016 by Kaai97

Maths lit,geography,physical science and life science
Wich career should i follow
Monday, February 8, 2016 by Archie guma

physical science
Determine the magnitude and direction of a resultant force on 500N,200N and 300N by calculating or by accurate construction and measurement use scale 10mm=50N
Saturday, February 6, 2016 by mongi

Physical Education
Explain two physical reasons why players should warm up before playing sport.
Friday, February 5, 2016 by Tiegan

Physical Education
Explain the term 'target zone' and 'training thresholds', and how they should be used.
Friday, February 5, 2016 by Tiegan

Physical Education
Describe the Cooper's 12 minute-run test. (4 marks)
Friday, February 5, 2016 by Tiegan

Social Studies
In what way is geography an integrative science? a. Geography is an integrative science because it examines Earth in both physical and human terms.*** b. Geography is an integrative science because it borrows from physical sciences such as chemistry, biology, meterology, and ...
Thursday, February 4, 2016 by Kaai97

Social Studies
What does “geography” mean in literal sense? a. the study of the human elements of Earth b. to describe Earth*** c. the study of the physical elements of Earth d. none of the above
Thursday, February 4, 2016 by Kaai97

Calculus PLEASE HELP! PLEASE PLEASE PLEASE
A long, straight wire of length 2L on the y-axis carries a current I. According to the Biot-Savart Law, the magnitude of the magnetic field due to the current at a point (a,0) is given by B(a)= (mu sub 0 multiply by I) divided by 4pi times the integral from -L to L of (Sine ...
Thursday, February 4, 2016 by Sathira

math (desperate help, please.
A long, straight wire of length 2L on the y-axis carries a current I. According to the Biot-Savart Law, the magnitude of the magnetic field due to the current at a point (a,0) is given by B(a)= (mu sub 0 multiply by I) divided by 4pi times the integral from -L to L of (Sine ...
Thursday, February 4, 2016 by sathira

Physical science
Describe how to determine the ideal machanical advantage of each type of simple machine How are the lever and the wheel and axle related?
Wednesday, February 3, 2016 by Angelina

Science
1) Both carbon dioxide and water are pure substances. How are they similar to each other? A. both substances have a set ratio of atoms that cannot be separated by physical means. B. both substances have a set ratio of atoms that can be separated by physical means. C. both ...
Tuesday, February 2, 2016 by EEE

criminal justice
Schlomo occasionally drinks beer with friends. His drinking doesn’t interfere with his job or personal obligations. He gets a pleasant “buzzed” feeling from two beers and doesn’t feel a need to drink more. Alcohol has not caused him any physical or ...
Monday, February 1, 2016 by Julia

Physical science
What is the current produced by a 9volt battery flowing through a resistance of 2*10 ohms
Monday, February 1, 2016 by Denise

physical science
A golfer on a level fairway hits a ball at an angle of 38° to the horizontal that travels 85 yd before striking the ground. He then hits another ball from the same spot with the same speed, but at a different angle. This ball also travels 85 yd. At what angle was the ...
Monday, February 1, 2016 by Brian

Physical sciences
A ball is thrown vertically upwards at 4ms-1 and returns yo the throwers hand.calculate the maximum height reached by the ball
Monday, February 1, 2016 by Pearl

Physical Science
At a baseball game a ball of mass m = 0.11 kg moving at a speed v = 22 m/s is caught by a fan. the ball is stopped in 0.014 s , find the average force of the ball on the catcher's hand?
Thursday, January 28, 2016 by Eryn

Science
Plz correct me!! A student combined water, sugar, and salt in a beaker. Which of the following statements is true? (1 point) The individual substances can be separated by physical means. The individual substances cannot be separated by physical means.* A new substance is made ...
Thursday, January 28, 2016 by Vanessa

English
Identify the choice that best describes the problem. To run a four-minute mile, excellent physical condition is important. a. phrase fragment b. dangling modifier*** c. run-on sentence d. misplaced modifier
Thursday, January 28, 2016 by Kaai97

Science
Check my answers!! Plz 1. What would happen to an object if the force of gravity on Earth was decreased by half? (1 point) Its mass would decrease. Its weight would decrease.* Its density would decrease. Its volume would decrease. 2. Which of the following represents a ...
Thursday, January 28, 2016 by Vanessa

Science Plzz correct me!!!
What would happen to an object if the force of gravity on Earth was decreased by half? (1 point) Its mass would decrease. Its weight would decrease.* Its density would decrease. Its volume would decrease. 2. Which of the following represents a heterogeneous mixture? (1 point) ...
Wednesday, January 27, 2016 by Samantha

Physical Science
QUESTION---Which waves have wavelengths longer than those of visible light? MY ANSWER--Infrared light, microwaves and radio waves have wavelengths longer than visible light. Radio waves have the longest wavelength. Are there any others?
Wednesday, January 27, 2016 by cookiemonster

Science
1. What would happen to an object if the force of gravity on Earth was decreased by half? (1 point) Its mass would decrease. Its weight would decrease.* Its density would decrease. Its volume would decrease. 2. Which of the following represents a heterogeneous mixture? (1 ...
Wednesday, January 27, 2016 by Samantha

Physical Science
I am having trouble coming up with an answer to this, and I can't seem to find it in my textbook....can I get a little help? QUESTION---Explain why the speed of sound is faster in solids than in gases
Wednesday, January 27, 2016 by cookiemonster

Physical Science
QUESTION GIVEN---Thermal conductors don’t have to be hot to transfer heat. According to Ch.16, explain a situation when an ice cube would still transfer heat to another object it is in contact with. MY ANSWER---Because, the ice may be trying to transfer cold, but if the ...
Wednesday, January 27, 2016 by cookiemonster

Physical Science
A ferromagnetic material is A) always a magnet B) a magnet if it's domains are aligned C) a magnet if it's domains are not aligned D) never a magnet I think it is A....
Tuesday, January 26, 2016 by Eliza

Physical sciences
Two forces A and B act at a point O. A=30 N at 60 degree and B= 40 N at 120 degree, relative to x-axis. Calculate the magnitude and direction of the resultant force using the method of perpendicular components.
Tuesday, January 26, 2016 by Lee

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