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Part 1, The Mechanics of Movement

1. What does one have to understand in order to understand the way things work?
(a) The reason something is made.
(b) The underlying principle.
(c) The terms of physics.
(d) The function of something.

2. What is the principle behind the action of any machine?
(a) The conservation of energy.
(b) The amount of energy it expends.
(c) The type of energy it takes to make the machine work.
(d) The amount of energy it saves.

3. What is the principle that states energy is neither created nor destroyed?
(a) The principle of the conservation of energy.
(b) The principle of energy loss.
(c) The principle of energy change.
(d) The principle of energy gain.

4. What does the Mechanics of Movement explore?
(a) How the conservation of energy plays into movement, force, and effort.
(b) How the movement of anything can be either a net gain or net loss of energy.
(c) How pulleys can create energy.
(d) How pulleys ultimately lose energy that can never be regained.

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