Lesson 4 of 84 · Gravity
Experiment⭐ 30 XPGravity: The Force That Pulls
Gravity: The Force That Pulls.
🎯 Your mission
Run the experiment. Find out what really happens.
⚡ The twist
Nature loves to surprise the careful watcher.
Mind = Blown
🔬 The more you look, the more nature shows you.
Make a hypothesis first
Before you start: write down what you think will happen, and why.
What You'll Learn
Gravity is the force that pulls objects toward each other. On Earth, gravity pulls everything toward the center of the planet, giving objects their weight.
Key Words
- acceleration
- velocity
- momentum
Materials Needed
- ramps
- string
- weights
- tape
Safety First
- Adult supervision recommended.
- Do not taste any materials.
- Wear safety goggles when mixing liquids.
Steps
Review the background information on Gravity before starting.
Construct a catapult from popsicle sticks and rubber bands. Launch a marshmallow from different angles and measure the distance. Find the angle that gives the longest launch.
Look for patterns in your observations.
Make a graph or chart showing your results.
Check Your Understanding
Question 1
1 of 3What causes an object to accelerate?
Where you see this in real life
This shows up in your everyday life more than you'd think.
Stretch Challenge
Try this in real life this week.
Try one experiment in real life this week — even a tiny one.
For the dinner table
“What's the most surprising thing you learned today?”
Next Smart Experiment
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