Lesson 43 of 84 ยท Forces
Experimentโญ 30 XPโก Spark LabWind Can Push Things (Part 2)
Wind Can Push Things (Part 2).
๐ฏ Your mission
Predict it first. Then prove yourself right (or wrong).
โก The twist
The opposite of what you expect is often what happens.
Mind = Blown
๐ฅ 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
Energy makes things happen. Moving things have kinetic energy. A ball at the top of a hill has potential energy.
Key Words
- direction
- simple machine
Materials Needed
- tape
- ruler
- cardboard
- marbles
- paper clips
- rubber bands
Safety First
- Handle glass items carefully to avoid breakage.
Steps
Read the introduction. What is this lesson about?
Test a magnet on 10 objects around your house. Make a list of what sticks and what doesn't.
Look for something that changed. What is it?
Circle the correct answer on your worksheet.
Check Your Understanding
Question 1
1 of 3What kind of surface has the most friction?
Where you see this in real life
This is why airplanes can fly and why rockets reach space.
Stretch Challenge
Try this in real life this week.
This week, find one thing in your house that turns one kind of energy into another.
For the dinner table
โShow me something at home that uses this kind of energy.โ
Next Smart Experiment
We'll pick an experiment that matches exactly how you're thinking right now.
Share this experiment
Send it to a parent who's looking for a 10-minute kitchen science win.
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