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This quiz consists of 5 multiple choice and 5 short answer questions through Part 3, Working with Waves.

Multiple Choice Questions

1. What is an object's weight divided by its volume?
(a) An object's elemental number.
(b) The object's ability to exert force.
(c) An object's density.
(d) The object's constant mass.

2. How many different ways can waves be created by instruments?
(a) An infinite number.
(b) Two.
(c) Three.
(d) One.

3. What are small propellers mounted in the base of a ship's hull?
(a) Rudders.
(b) Stablizers.
(c) Tillers.
(d) Thrusters.

4. What occurs when molecules begin vibrating in a solid, then speed up their vibration when heated?
(a) Internal combustion.
(b) Solid combustion.
(c) Radiation.
(d) Conduction.

5. What is the formula for work done?
(a) Distance plus effort.
(b) Effort multiplied by distance.
(c) Distance divided by strength.
(d) Effort times gravitational force.

Short Answer Questions

1. As the frequency speed increases, what happens to the pitch?

2. What does a driving force initiate?

3. What are tanks that take in water to increase the density of the craft?

4. What is one component of a lever?

5. What is the term for the process of molecules moving further apart in convection?

(see the answer key)

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