72
Lesson 72 of 84 · Forces
ExperimentBalance and Weight (Part 3)
What You'll Learn
A balance scale compares the weight of two objects. The heavier side goes down!
Key Words
- speed
- direction
Materials Needed
- pencils
- toy cars
- ramps
- string
- weights
Safety First
- Be careful with scissors — ask an adult for help if needed.
- Do not look directly at the sun or bright lights.
- Clean up spills immediately to prevent slipping.
Steps
Step 1 — Read
Read and learn: A balance scale compares the weight of two objects. The heavier side goes down!
Step 2 — Do
Measure using your ruler or measuring cup.
Step 3 — Observe
Use your senses to describe what you notice.
Step 4 — Record
Write 1-2 sentences about what happened.
Check Your Understanding
Question 1
1 of 3What force keeps you on the ground?