76

Lesson 76 of 84 ยท Forces

Lessonโญ 30 XPโšก Spark Lab

Energy Transformations (Part 3)

๐ŸงชLab Brief #76

Energy Transformations (Part 3).

๐ŸŽฏ Your mission

Master the concept. Use it tomorrow.

โšก The twist

Energy never disappears โ€” it just hides somewhere else.

๐Ÿคฏ

Mind = Blown

โšก Static electricity is the same physics as lightning, just smaller.

๐Ÿ”ฎ

Make a hypothesis first

Before you start: which will move faster, and why?

What You'll Learn

Renewable energy sources like solar, wind, and hydroelectric power can be replenished naturally. Nonrenewable sources like fossil fuels take millions of years to form.

Key Words

  • potential
  • work
  • simple machine

Steps

Step 1 โ€” Read

Review the background information on Forces before starting.

Step 2 โ€” Do

Build a simple motor using a battery, magnet, wire, and paper clip supports. Observe how electromagnetic forces create rotation.

Step 3 โ€” Observe

Note any unexpected results and think about why they happened.

Step 4 โ€” Record

Share your findings with the class or a partner and discuss what you learned.

Check Your Understanding

Question 1

1 of 3

What is momentum?

๐ŸŒ

Where you see this in real life

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

๐Ÿ†

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.

๐Ÿ‘จโ€๐Ÿ‘ฉโ€๐Ÿ‘ง

For the dinner table

โ€œShow me something at home that uses this kind of energy.โ€

๐ŸŽฏ

Next Smart Experiment

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

๐Ÿ’งShare card

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

๐Ÿ–จ๏ธ

Checkout complete lesson on Forces for 4th Grade

Get the full Forces track as a printable PDF โ€” all lessons, worksheets, and answer keys.

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Energy Transformations (Part 3) โ€” Forces | 4th Grade Science | LittleActivity | LittleActivity