Warmup 7

Answer these questions about shadows. Use this link to help you:

https://www.cyberphysics.co.uk/topics/light/shadow/shadow.htm

Hint: A penumbra is the fuzzy part of a shadow...

1. What type of light source creates a soft-edged penumbra?

2. What type of light source created a hard-edged umbra?

3. Imagine you are looking down at your feet and you see two shadows. How is this possible?

4. If a light source is moved closer to an object the shadow gets _____.

5. If a light source is moved father from an object, the shadow gets _____.