Lesson 3 of 10 · Light and Sound

Lesson⭐ 30 XP⚡ Spark Lab

How to Compare Things

🧪Lab Brief #3

Light and Sound.

🎯 Your mission

Master the concept. Use it tomorrow.

⚡ The twist

The opposite of what you expect is often what happens.

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Mind = Blown

🔥 A bolt of lightning is 5 times hotter than the surface of the sun.

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Make a hypothesis first

Predict: what happens if you double the force?

What You'll Learn

Comparing means looking at two or more things and finding what is the same and what is different.

Key Words

Tap a word to see its definition.

Steps

Step 1 — Read

Look at the new words. Can you say each one?

Step 2 — Observe

Compare what happened to what you predicted.

Step 3 — Record

Tell the class one thing you learned today.

Check Your Understanding

Question 1

1 of 3

What does 'observe' mean?

How sure are you going to be?😐 maybe

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Where you see this in real life

This is why airplanes can fly and why rockets reach space.

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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.

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For the dinner table

“Show me something at home that uses this kind of energy.”

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Next Smart Experiment

We'll pick an experiment that matches exactly how you're thinking right now.

🌡️Share card

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Send it to a parent who's looking for a 10-minute kitchen science win.

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Ready?