Lesson 49 of 84 ยท Simple Machines
Experimentโญ 30 XP๐ ๏ธ Engineer ShopBlow It Away! (Part 2)
Simple Machines.
๐ฏ Your mission
Run the experiment. Find out what really happens.
โก The twist
The first design always fails. That's the point.
Mind = Blown
๐ The Saturn V rocket burned 20 tons of fuel per second at liftoff.
Make a hypothesis first
Guess: what's the weakest part of this build?
What You'll Learn
Blowing air makes a pinwheel spin. Wind is a pushing force!
Key Words
- magnet
- balance
Materials Needed
- blocks
- spring scale
- stopwatch
Safety First
- Handle glass items carefully to avoid breakage.
- Do not mix unknown chemicals together.
Steps
Listen carefully and repeat the new words about Simple Machines.
Use a magnet to find things in the room that stick to it.
Did anything change? Point to what is different.
Point to the things you used in the activity.
Check Your Understanding
Question 1
1 of 3What happens if you push harder?
Where you see this in real life
Your phone, your bike, your shoes โ all designed with this idea.
Stretch Challenge
Try this in real life this week.
Build something โ anything โ out of stuff in your recycling bin.
For the dinner table
โWhat's something around the house you'd redesign โ and how?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 Machines for Pre-School
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