Answer to Question #262491 in Physics for Jane

Question

Activity no. 1.2: Inertia Tricks

Materials: Coin, Paper, and small cup/glass

Procedure:

1. Place the paper on the small cup/glass.

2. Place the coin on the paper.

3. Pull the paper quickly. Observe.

Think about it:

1. What happened to the coin as you pull the paper?

2.Why do you think the coin does not move with the card?

Answer 1

1. It fell inside the glass
2. Because it has a mass, which implies it has inertia, or the resistance to external actions that try to change the state of motion of the coin.