Lesson 54 of 84 ยท Forces
Lessonโญ 30 XPโก Spark LabWhat Makes Things Move? (Part 2)
What Makes Things Move? (Part 2).
๐ฏ Your mission
Master the concept. Use it tomorrow.
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
A force is a push or pull that can change an object's motion, shape, or direction. Forces are measured in Newtons and can act through contact or at a distance.
Key Words
- lever
- pulley
Steps
Read the introduction and identify the main idea of this lesson.
Create a Rube Goldberg machine with at least 5 steps that demonstrates energy transfer from one form to another.
Watch carefully for any changes and note the time.
Create a data table to organize your measurements.
Check Your Understanding
Question 1
1 of 3What form of energy does food contain?
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
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.
Checkout complete lesson on Forces for 7th Grade
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