Lesson 28 of 84 ยท Simple Electricity
Lessonโญ 30 XPโก Spark LabSolar Energy and Panels
Simple Electricity.
๐ฏ Your mission
Learn the rule. Then catch nature using it.
โก The twist
Speed isn't the same as force. Don't mix them up.
Mind = Blown
โก Static electricity is the same physics as lightning, just smaller.
Make a hypothesis first
Guess: where does the energy go?
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
- repel
- motion
Steps
Read the introduction and identify the main idea of this lesson.
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.
Note any unexpected results and think about why they happened.
Share your findings with the class or a partner and discuss what you learned.
Check Your Understanding
Question 1
1 of 3What is gravity?
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 Simple Electricity for 3rd Grade
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