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Kinetic Energy
Page 10
Questions (2,128)
A bowling ball of mass 7.45 kg is rolling at 2.56 m/s along a level surface.
(a) Calculate the ball's translational kinetic
4 answers
asked by
alba
1,667 views
A 7.00-kg bowling ball moves at 2.15 m/s. How fast must a 2.40-g Ping-Pong ball move so that the two balls have the same kinetic
3 answers
asked by
Michael
3,820 views
A racing car has a mass of 1770 kg.
The acceleration of gravity is 9.8 m/s2 . What is its kinetic energy if it has a speed of 133
3 answers
asked by
Youthers
910 views
john is walking at such speed so that his kinetic energy is 20 J, what is his speed? It started to rain John runs at a rate of
4 answers
asked by
Charlotte
458 views
A car is moving at 36 miles per hour. The
kinetic energy of that car is 5 × 105 J. How much energy does the same car have when
2 answers
asked by
Maya
949 views
Object A has mass m and velocity v. Object B has 18 times the mass and one third the velocity of object A.
The kinetic energy of
3 answers
asked by
ayelmao
816 views
- What is the kinetic energy ,KE, per unit volume V of blood that has a speed of 0.5 m/s. Take density ofĉblood =
5 answers
asked by
Sara
809 views
1) A racing car has a mass of 1525 kg. What is its kinetic energy if it has a speed of 35 m/s?
2) How much potential energy does
3 answers
asked by
Isis
1,125 views
The kinetic energy of a proton is half its internal energy. What is the proton's speed?
Kinetic energy is (Yu - 1) (mp) (c)^2 =
4 answers
asked by
Katie
980 views
A 4.2 kg rock is initially at rest at the top of a cliff. Assuming the rock falls into the sea at the foot of the cliff and that
3 answers
asked by
I'm going to die please help
556 views
Kinetic energy = 1/2 mv^2 where m is the mass of the particle and v is the velocity of the particle. A joule is the SI unit for
3 answers
asked by
Lina
528 views
A 3 kg toy car with a speed of 10 m/s collides head-on with a 2 kg car traveling in the opposite direction with a speed of 2
3 answers
asked by
mk
931 views
1. As a sample of matter is cooled, which property of its particles increases? (1 point)average kinetic energy
pressure buoyancy
5 answers
asked by
NIKE
920 views
i need help setting this problem up i know what the answer is but need to know how to get to it.
calculate the kinetic energy in
3 answers
asked by
Debbie
1,368 views
A 0.5 kg air-hockey puck is initially at rest. What will its kinetic energy be after a net force of 0.3 N acts on it for a
3 answers
asked by
Michelle
835 views
What speed would a fly with a mass of 0.71 g need in order to have the same kinetic energy as a 1250 kg automobile traveling at
3 answers
asked by
april
603 views
You are told 3 things...1. That there are two objects with equal masses. 2. Both objects are in motion. 3. One object has a
7 answers
asked by
e
321 views
what is the kinetic energy using ice
3 answers
asked by
iuytredszdxcbnmjkjiu876543wq2asZxbnmkoiu8y76543wq2
18 views
Sky diver jumped out of a plane in beginning to accelerate his speed increases to 20 M/S then 30 a.m./S his acceleration shows
3 answers
asked anonymously
33 views
You are told 3 things...1. That there are two objects with equal masses. 2. Both objects are in motion. 3. One object has a
29 answers
asked anonymously
947 views
Which object has the greatest kinetic energy?
A blue car with a mass of 500 kg moving at 30 M/S A green car with a mass of 500 kg
3 answers
asked anonymously
80 views
A large truck in a smaller car, moving at the same speed, traveling up and down hills and over bumpy roads, which one has more
3 answers
asked anonymously
121 views
Which graph best shows the relationship between an object’s mass and its kinetic energy (assuming constant velocity)?(1 point)
3 answers
asked anonymously
138 views
A car is designed to get its energy from a rotating flywheel (solid disk) with a radius of 1.00 m and a mass of 575 kg. Before a
3 answers
asked by
Allie
1,658 views
predicting changes in kinetic energy quick check
3 answers
asked anonymously
291 views
A 70.0-kg runner has a speed of 5.90 m/s at one instant during a long-distance event.What is the runner's kinetic energy at this
3 answers
asked by
Anonymous
2,044 views
Which object has the greatest kinetic energy?(1 point)
Responses a red car mass of 500 kg moving at 3 m/s a red car mass of 500
7 answers
asked anonymously
60 views
You are told 3 things...1. That there are two objects with equal masses. 2. Both objects are in motion. 3. One object has a
7 answers
asked anonymously
358 views
A skydiver jumps out of a plane and begins to accelerate. His speed increases to 20 m/s, then 30 m/s. His acceleration slows
3 answers
asked by
Dylan Lott
96 views
Which object has the greatest kinetic energy?(1 point)%0D%0AResponses%0D%0A%0D%0Aa green car with a mass of 500kg moving at 21
3 answers
asked by
Dylan Lott
58 views
A large truck and a small car are moving at the same speed, traveling up and down hills, and over bumpy roads. Which one has
3 answers
asked by
Dylan Lott
49 views
A car is traveling at 14 m/s. How fast would the car need to go to double its kinetic energy? By what factor does the car's
4 answers
asked by
falcon306
3,254 views
You are told 3 things...1. That there are two objects with equal masses. 2. Both objects are in motion. 3. One object has a
11 answers
asked by
Axel
958 views
A 2000 kg car is moving with a velocity of 50 km/hr. What is its kinetic energy? If the car reduces its speed by half, by what
4 answers
asked by
rosie
2,535 views
The weight of an object on the moon is one-sixth of its weight on the Earth. The ratio of the kinetic energy of a body on the
4 answers
asked by
Jazo
1,315 views
there are two objects one with a mass of 5kg is moving at a speed of 10 m/s. the other object has a mass of 10kg and is moving
7 answers
asked anonymously
57 views
Which graph best shows the relationship between an object’s mass and its kinetic energy (assuming constant velocity)?(1 point)
3 answers
asked anonymously
44 views
Factors that Affect Kinetic Energy Quick Check 3 of 53 of 5 Items Question Use the table of information to answer the question.
3 answers
asked anonymously
158 views
As shown below, an object with a mass of 5 kg is moving at a speed of 10 m/s. another object with a mass of 10 kg is moving at a
5 answers
asked by
no name
55 views
A 1.94 kg solid sphere (radius = 0.105 m) is released from rest at the top of a ramp and allowed to roll without slipping. The
4 answers
asked by
Megan
914 views
0.50 kg cream pie strikes a circus clown in the face at a speed of 5.00 m/s and stops. What is the change in kinetic energy of
4 answers
asked by
Dominica
663 views
A bullet of mass 10.8 g leaves a gun barrel with a velocity of 511 m/s. What is the bullet's kinetic energy? answer in joules
4 answers
asked by
mat
741 views
Two carts, one twice as heavy as the other, are at rest on a horizontal frictionless track. A person pushes each cart with the
3 answers
asked by
Ana
589 views
A 70 kg student traveling in a car with a constant velocity has a kinetic energy of 1.4 104 J. What is the speedometer reading
3 answers
asked by
CHRISTINE
752 views
A student drops a 350-gram rock and a 500-gram rock into a pool from a height of 8 meters. Which statement about the
7 answers
asked anonymously
77 views
The masses, volumes, and speeds of several objects are shown. Which object has the greatest kinetic energy?(1
3 answers
asked anonymously
78 views
What is the kinetic energy of a 20 kg dog that is running at a speed of 7.3 m/s (about 16 mi/h)?
3 answers
asked by
Shay
1,692 views
A 55.0-kg skydiver free falls for a period of time before opening his parachute. What is his kinetic energy when he reaches a
3 answers
asked by
ravyn
1,039 views
a girl of mass 40 kg is skating at a constant speed of 1 m/s. supposed she doubles her speed, what will be the change in her
2 answers
asked by
Anonymous
836 views
a bowling ball has a mass of 8kg. if it rolls down the alley, without slipping, at 7m/s, calculate a) the linear kinetic energy,
3 answers
asked by
vanessa
1,799 views
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