Lesson 25 of 84 ยท Energy
Lessonโญ 30 XPโก Spark LabInclined Planes and Ramps
Inclined Planes and Ramps.
๐ฏ Your mission
Understand the idea. Then look for it everywhere.
โก The twist
Speed isn't the same as force. Don't mix them up.
Mind = Blown
๐ฅ A bolt of lightning is 5 times hotter than the surface of the sun.
Make a hypothesis first
Guess: where does the energy go?
What You'll Learn
An inclined plane is a flat, slanted surface, like a ramp, that makes lifting easier. Pushing a load up a gentle slope takes less force than lifting it straight up, though you must move it a longer distance.
Key Words
Tap a word to see its definition.
Steps
Study the diagram and label the parts you recognize.
Build a simple circuit using a battery, wire, and light bulb. Then add a switch and test what happens when you open and close it.
Look for patterns in your observations.
Make a graph or chart showing your results.
Check Your Understanding
Question 1
1 of 3Which surface produces 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.
Checkout complete lesson on Energy for 9th Grade
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