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Lesson 44 of 84 ยท Human Impacts on Earth

Experimentโญ 30 XP๐ŸŒฟ Wild Jungle

Testing and Improving Prototypes (Part 2)

๐ŸงชLab Brief #44

Human Impacts on Earth.

๐ŸŽฏ Your mission

Set it up. Test it. Be amazed.

โšก The twist

Every species solves the same problem differently.

๐Ÿคฏ

Mind = Blown

๐Ÿ™ An octopus has 9 brains and 3 hearts.

๐Ÿ”ฎ

Make a hypothesis first

Before you watch: what do you think it'll do?

What You'll Learn

The scientific method is a systematic approach to investigating questions. It involves making observations, forming hypotheses, conducting experiments, analyzing data, and drawing conclusions.

Key Words

  • wavelength
  • hypothesis
  • variable

Materials Needed

  • plastic wrap
  • cardboard
  • tape
  • scissors
  • straws
  • paper clips

Safety First

  • Clean up spills immediately to prevent slipping.

Steps

Step 1 โ€” Read

Look at the vocabulary words and write a definition for each in your own words.

Step 2 โ€” Do

Design an experiment to test a hypothesis. Identify your independent variable, dependent variable, and controls. Run the experiment and present results.

Step 3 โ€” Observe

Observe what happens and describe it in detail.

Step 4 โ€” Record

Record your observations in your science journal with measurements and descriptions.

Check Your Understanding

Question 1

1 of 3

What is a hypothesis?

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Where you see this in real life

Your own body is doing this thousands of times every second.

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Stretch Challenge

Try this in real life this week.

Find one thing about your body that's different from a friend's. Wonder why.

๐Ÿ‘จโ€๐Ÿ‘ฉโ€๐Ÿ‘ง

For the dinner table

โ€œTell me something you noticed about your own body today.โ€

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Next Smart Experiment

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

๐Ÿ’งShare card

Share this experiment

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

๐Ÿ–จ๏ธ

Checkout complete lesson on Human Impacts on Earth for 5th Grade

Get the full Human Impacts on Earth track as a printable PDF โ€” all lessons, worksheets, and answer keys.

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