Lesson 24 of 84 · Forces

Experiment⭐ 30 XP⚡ Spark Lab

Gravity Drops Things Down

🧪Lab Brief #24

Gravity Drops Things Down.

🎯 Your mission

Predict it first. Then prove yourself right (or wrong).

⚡ The twist

The opposite of what you expect is often what happens.

🤯

Mind = Blown

🔥 A bolt of lightning is 5 times hotter than the surface of the sun.

🔮

Make a hypothesis first

Predict: what happens if you double the force?

What You'll Learn

Things slow down and stop because the ground rubs against them. That is friction!

Key Words

bounce
spin

Materials Needed

blocks
spring scale
stopwatch
pencils
toy cars

Safety First

Work in a well-ventilated area when using vinegar or other strong-smelling substances.
Dispose of materials properly after the experiment.
Handle glass items carefully to avoid breakage.

Steps

Step 1 — Read

Listen carefully and repeat the new words about Forces.

Step 2 — Do

Use a magnet to find things in the room that stick to it.

Step 3 — Observe

Did anything change? Point to what is different.

Step 4 — Record

Point to the things you used in the activity.

Check Your Understanding

Question 1

1 of 3

Can you push a toy car?

How sure are you going to be?😐 maybe

🌍

Where you see this in real life

You use this every time you flip a light switch, ride a bike, or kick a ball.

🏆

Stretch Challenge

Try this in real life this week.

Time how long a small ball rolls down something, then change the slope and try again.

👨‍👩‍👧

For the dinner table

“Show me something at home that uses this kind of energy.”

🎯

Next Smart Experiment

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🖨️

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