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Kinetic Energy
Page 7
Questions (2,131)
A bullet weighing 235 grains is moving at a speed of 2.52 X 10^3 ft/s. Calculate the kinetcic energy of the bullet in joules ahd
6 answers
asked by
Lauren
2,100 views
Use the following table to answer the question:
The following samples are all water. Other than the temperature, all the water
3 answers
asked by
redredered
374 views
Which of the following has a higher kinetic energy?
A 1000 kg car rolling at a speed of 5 m/s across the floor or a 1500 kg hippo
3 answers
asked by
dv
312 views
A mother and her small child are standing in an inflatable bouncy house on opposite sides. The mother jumps up and comes back
3 answers
asked by
Ieasha30
201 views
a bicycle and rider have a total mass of 80 kilograms . this table lists the kinetic energy of the bicycle and rider at
4 answers
asked by
maryam
630 views
The kinetic energy of a bullet fired from a gun is 40joules,if the mass of the bullet in 0.1kg calculate the initial speed of
5 answers
asked by
Oche joseph
1,465 views
A car has a kinetic energy of 1.9 × 103 joules. If the velocity of the car is decreased by half, what is its kinetic energy?
3 answers
asked by
Anonymous
1,668 views
A BULLET OF MASS 30G IS MOVING AT A VELOCITY OF 60M/S CALCULATE ITS KINETIC ENERGY
7 answers
asked by
AMINU
1,510 views
A 30-caliber rifle with a mass of 2.94 kg fires a 9.73- g bullet with a speed of 666 m/s with respect to the ground. What
3 answers
asked by
titu
653 views
why is the kinetic energy of the lumber higher on the truck during the delivery than when it drops from the carpenter's
3 answers
asked by
Lindsey
1,426 views
Which has the greater kinetic energy: a bowling ball that slides down the lane without rolloing, or one of the exact same mass
3 answers
asked by
Adam
471 views
A racing dog is initially running at 20.0 m/s, but is slowing down.
Question: How fast is the dog moving when its kinetic energy
3 answers
asked by
nancy
1,909 views
Does the KE of a car change more when it goes from 10 to 20 km/h or when it goes from 20 to 30 km/h?
4 answers
asked by
sarah
3,460 views
The total kinetic energy of a solid sphere rolling across a horizontal surface is 15 J.
(a) What is its speed? (b) What percent
3 answers
asked by
Just need some help
110 views
Calculate the kinetic energy, in Joules, possessed in each of the following scenarios and match with the correct answer. K.E. =
4 answers
asked by
fe
210 views
In a closed system consisting of a cannon and a cannonball, the kinetic energy of a cannon is 72,000 J. If the cannonball is 18
3 answers
asked by
help
925 views
A toy car has a kinetic energy of 12 J. What is its kinetic energy after a frictional force of 0.5 N has acted on it for 6 m?
3 answers
asked by
yanna
1,423 views
Michael, whose mass is 80 kg, runs at a speed of 3 m/s. What is his kinetic energy?
3 answers
asked by
aaron
1,238 views
A stationary mass explodes in to two parts of masses 0.4 Kg and 4 Kg . if the larger mass has a kinetic energy of 100J ,what is
3 answers
asked by
awash
1,839 views
A car is moving at 50 miles per hour. The kinetic energy of that car is 5 × 105 J.
How much energy does the same car have when
4 answers
asked by
Kaylee
2,611 views
A solid rubber ball has a diameter of 8.0 cm. It is released from rest with the top of the ball 80 cm above a horizontal
5 answers
asked by
Jeevan
2,004 views
A flywheel is a solid disk that rotates about an axis that is perpendicular to the disk at its center. Rotating flywheels
7 answers
asked by
StressedStudent
3,861 views
A body of mass 10kg falls from a height of 5m above the ground what is the kinetic energy of the body just before its strike the
3 answers
asked by
Igbekele
1,242 views
A racing car has a mass of 1540 kg. What is its kinetic energy if it has a speed of 110 km/h? Assume that air resistance is
4 answers
asked by
Lisa
2,186 views
A 9.50 {\rm g} bullet has a speed of 1.40 {\rm km/s}.
What is its kinetic energy in joules? What is the bullet's kinetic energy
4 answers
asked by
Anonymous
1,434 views
An electron starting from rest acquires 4.20 keV of kinetic energy in moving from point A to point B. How much kinetic energy
3 answers
asked by
VJC
1,717 views
A grinding wheel in the shape of a solid disk is 0.200 m in diameter and has a mass of 3.00 kg. The wheel is rotating at 2200
3 answers
asked by
sarah
992 views
A baseball catcher puts on an exhibition by catching a .150-kg ball dropped from a helicopter at a height of 100m above the
3 answers
asked by
mc
1,162 views
Missy Diwater, the former platform diver for the Ringling Brother's Circus had a kinetic energy of 15000 J just prior to hitting
6 answers
asked by
Megan
3,547 views
Two students drop an object into sand from a height of 1.5 meters. They record the depth of the hole made in the sand by each
10 answers
asked by
mianertenlols
537 views
An object of a mass 50kg released from a height of 60m what energy does the body strike the ground (take g=10m/s
3 answers
asked by
tesleem
402 views
A 0.02 kg bullet has a speed of 500 m/sec. What is its kinetic energy
3 answers
asked by
Edwin
988 views
If v=3i+4j+5k is the instantaneous velocity of a body mass 1.5kg. Calculate it's kinetic en
ergy.c choose the correct one
6 answers
asked by
Rehan
1,960 views
A student bounces a tennis ball. She drops the ball, and then it bounces back up to her. When does the ball have zero kinetic
7 answers
asked by
cokacola
142 views
which graph best shows the relationship between an objects mass and its kinetic energy (assuming constant velocity)
what would
4 answers
asked by
cokacola
226 views
Energy of Motion Unit Test
Science 8 Q1 / Energy of Motion an athlete is practicing shot-put using a 16-pound shot and he throws
3 answers
asked by
iuytredszdxcbnmjkjiu876543wq2asZxbnmkoiu8y76543wq2
272 views
Rank the phrases of matter from the one with the least kenitic energy to the greatest Kenetic energy for the particals in the
3 answers
asked anonymously
41 views
A student bounces a tennis ball. She drops the ball, and then it bounces back up to her. When does the ball have zero kinetic
3 answers
asked anonymously
70 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
3 answers
asked anonymously
53 views
which gas has the greatest kinetic energy at STP?
a)He b)Ne c)Ar d) None of the above(All have the same kinetic energy) how do I
4 answers
asked by
Mark
5,117 views
The force F sub x acting on a particle is shown as a function of X. If an object starts at the origin (of a graph) moving to the
4 answers
asked by
Anonymous
607 views
As shown below, an object with a mass of 5kg is moving at a speed of 10 m/s. another object with the mass of 10kg is moving at
3 answers
asked anonymously
70 views
Two 4.6 g bullets are fired with speeds of 36.9
m/s and 74.8 m/s, respectively. a) What is the kinetic energy of the first
2 answers
asked by
allan
526 views
A student drops the same 10 kilogram bowling ball three separate times. She drops the ball from heights of 1 meter, 2 meters,
33 answers
asked by
. . .
174 views
A 1.0-kg cart and a 0.50-kg cart sit at different positions on a low-friction track. You push on the 1.0-kg cart with a constant
4 answers
asked by
Sean
2,648 views
6 of 24 Items
Question 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
3 answers
asked by
Dianna
81 views
During a free kick at a soccer playoff game a 0.7 kg ball at the peak of the kick 14.7 m above the field had a kinetic energy of
3 answers
asked by
Lawng
610 views
Lora (of mass 42.8 kg) is an expert skier. She
starts at 2.3 m/s at the top of the lynx run, which is 114 m above the bottom.
3 answers
asked by
Anonymous
2,127 views
A 50.0kg cyclist on a 10.0kg bicycle speeds up from 5.0m/s to 10.0m/s , the total kinetic energy before acceleratingis 750, and
9 answers
asked by
Melissa
4,152 views
A student bounces a tennis ball. She drops the ball, and then it bounces back up to her. When does the ball have zero kinetic
3 answers
asked anonymously
77 views
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