View a FREE sample

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

Multiple Choice Questions

1. What is suction referred to in the act of flying?
(a) Glide.
(b) Lift.
(c) Sinking.
(d) Floating.

2. When an object absorbs light rays, how is the energy held in the object?
(a) As kinetic energy.
(b) As heat.
(c) As inertial energy.
(d) There is no energy involved.

3. How many forces hold things together?
(a) One.
(b) Three.
(c) Four.
(d) Two.

4. Under what situation does the eye perceive a reflection of light?
(a) When the concave lens is distorted.
(b) When the convex lens is distorted.
(c) In looking at a solid.
(d) When the retina has no rods or cones.

5. What controls direction on a ship?
(a) A drive.
(b) A screw.
(c) A valve.
(d) A rudder.

Short Answer Questions

1. In how many elements did the Greek believe?

2. What makes waves different from molecules?

3. What does the picture of a mammoth pulling a merry-go-round illustrate?

4. What is the absence of any light?

5. Why can a dog hear a dog whistle that humans cannot?

(see the answer key)

This section contains 212 words (approx. 1 page at 300 words per page) View a FREE sample