AnswersCR Chemistry S1 Q3050OXLab: Thermal Energy Transfer

Lab: Thermal Energy Transfer — Unit test Answers

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Which term is the product of force and distance?

A
power
B
work
C
net force
D
acceleration
22
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What is the source of almost all energy on Earth?

A
Earth’s hot core
B
the Sun
C
stored carbon
D
moving water
23

When Javier touches a hot mug of tea, energy is transferred from the surface of the mug to his hand. What kind of energy is this?

A
nuclear
B
radiant
C
thermal
D
chemical
24

Which is occurring when work is being done?

A
Energy is being reverted.
B
Energy is being decreased.
C
Energy is being increased.
D
Energy is being transferred.
25

As a person pushes a box across a floor, the energy from the person’s moving arm is transferred to the box, and the box and the floor become warm. During this process, what happens to energy?

A
It is increased.
B
It is conserved.
C
It is decreased.
D
It is created.

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