Notice Pushes and Pulls

1. Which action is a pull?

Pressing a doorbell. Tugging a wagon by its handle Pushing a shopping cart.

2. A ball rolling straight is tapped from the side. What might change?

Its material must change. Its color must change. Its direction

3. A still toy car begins moving when pushed. What caused the change?

An applied force A new name A painted stripe

4. Identical toy cars are released the same way. One slows faster on a rough mat than on a smooth floor. Which explanation fits?

The car forgot how to move. The mat produces more resistance to rolling in this test. The smooth floor has no matter.

5. Which test best compares two surfaces?

Use different cars and different heights. Push one car but not the other. Use the same car and release height on both.