Physics
Physics, 12.11.2019 11:31, stacysadousky

Question 1 1 / 1 point
kinetic energy is the energy of

question options:

mass

motion

work

speed

question 2 1 / 1 point
what two factors determine an objects kinetic energy?

question options:

mass and speed

size and speed

height and speed

mass and height

question 3 1 / 1 point
kinetic energy can be passed from one object to another when objects collide,

question options:
true
false
question 4 1 / 1 point
a 50 pound boy is moving at a speed of 5 miles per hour and a 30 pound girl is moving as a speed of 5 miles per hour, who has the greatest kinetic energy?

question options:

the boy

they both have the same kinetic energy

the girl

there is not enough information to determine who has the most kinetic energy

question 5 1 / 1 point
think about a girl on a swing. when is the kinetic energy of the girl zero?

question options:

when she stops moving at the top of the swing

it is never zero

when the girl is swinging backwards

at the bottom of the swing

question 6 1 / 1 point
if a car is at a stop sign it has kinetic energy.

question options:
true
false
question 7 1 / 1 point
one object has a speed of 1 mph and another object has a speed of 3 mph. if the masses are the same, which of the following is true about their kinetic energy?

question options:

the object greater speed has the lower kinetic energy

the object with the greater speed has greater kinetic energy

their speeds are the same.

the object with the smaller mass has the greater kinetic energy

answer
Answers: 3
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Question 1 1 / 1 point
kinetic energy is the energy of

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