Waves and Light Properties

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1. What is a wave?

• A wave is a disturbance that travels through matter, transferring energy from one place to another.
• A wave is the return of waves.
• A wave is something that happens for a long time.

2. Describe what occurs when light interacts with transparent materials.

• It passes through it
• Only some light passes through
• No light passes through

3. Describe what occurs when light interacts with translucent materials.

• It passes through it
• Only some light passes through
• No light passes through

4. Describe what occurs when light interacts with opaque materials.

• It passes through it
• Only some light passes through
• No light passes through

5. What is white light made up of?

• White light
• Red, orange and blue light
• White and black light
• Red, orange, yellow, green, blue, indigo, and violet light

6. Why does a carrot appear orange in color?

• Because carrots are orange
• Because orange is the only color we see
• Because orange waves reflect off the carrot

7. Which wave below has the highest amplitude: 1, 2, or 3?

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8. Which wave below has the greatest wavelength: 1, 2, or 3?

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9. Look at the diagram below. Why does light allow us to see the red apple?

• Light enters our eyes and then we can see the red apple.
• Light comes off the apple, travels to the sun and then into our eyes so we see the red apple.
• Light from the sun bounces off the apple and into our eyes. Only red lightwaves are reflected so we see the red apple.
• All apples are red so that is why we see red apples.