82
Lesson 82 of 84 ยท Simple Machines
LessonMarble Races (Part 3)
What You'll Learn
When you drop something, it falls down. That is gravity at work!
Key Words
- fall
- bounce
- spin
Steps
Step 1 โ Read
Look at the picture and point to what you see.
Step 2 โ Do
Try pulling a wagon with one hand, then two hands. Which is easier?
Step 3 โ Observe
What happened? Tell a grown-up what you noticed.
Step 4 โ Record
Tell a grown-up your favorite part of the activity.
Check Your Understanding
Question 1
1 of 3What happens when you drop a ball?
