Two Labs and Two Focused Notes

Name

Date

Class

Observe Inertia

Procedure

1. Read the procedure and safety information, and complete the lab form.

2. Create an inclined plane between 25° and 50° using a board and textbooks. Place a stop block (brick or other heavy object) at the end of the plane.

3. Place a small object in a cart and allow both to roll down the plane. Record the results.

4. Secure the object in the cart with rubber bands (safety belts). Allow both to roll down the plane again. Record the results.

Data and Observations

Analysis

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1. Identify the forces acting on the object in the cart in both runs.

2. Explain why it is important to wear safety belts in a car.

Forces and Newton’s Laws 5