Heavy and Light Lifting

What You'll Learn

You can use a lever to lift heavy things. A seesaw is a type of lever!

Step 1 — Read

Can you name the things in the picture?

Step 2 — Do

Roll a ball down a ramp. Try making the ramp steeper. What happens?

Step 3 — Observe

Use your eyes, ears, and hands to explore. What do you notice?

Step 4 — Record

Color a picture to show what happened.

1 of 3

Which goes faster down a ramp: a ball or a block?