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Lesson 27 of 84 ยท Human Impacts on Earth

Lessonโญ 30 XP๐ŸŒฟ Wild Jungle

The Engineering Design Process (Part 2)

๐ŸงชLab Brief #27

Human Impacts on Earth.

๐ŸŽฏ Your mission

Master the concept. Use it tomorrow.

โšก The twist

What the body does in one minute is wilder than any cartoon.

๐Ÿคฏ

Mind = Blown

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

๐Ÿ”ฎ

Make a hypothesis first

Guess: how does the body solve this problem?

What You'll Learn

Engineers use the design process to solve problems: identify the problem, research, brainstorm solutions, build a prototype, test it, evaluate results, and improve the design.

Key Words

  • data
  • observation
  • experiment

Steps

Step 1 โ€” Read

Study the diagram and label the parts you recognize.

Step 2 โ€” Do

Create a solar oven from a pizza box lined with foil. Measure the temperature inside on a sunny day. Try melting chocolate or cheese.

Step 3 โ€” Observe

Draw a detailed diagram of what you observe.

Step 4 โ€” Record

Write a conclusion: what did your results show? Did they match your prediction?

Check Your Understanding

Question 1

1 of 3

What is the first step of the engineering design process?

๐ŸŒ

Where you see this in real life

This is why plants grow toward windows and why scabs form.

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Stretch Challenge

Try this in real life this week.

Watch a plant or pet for 5 minutes today and write down what you noticed.

๐Ÿ‘จโ€๐Ÿ‘ฉโ€๐Ÿ‘ง

For the dinner table

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

๐ŸŽฏ

Next Smart Experiment

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

๐ŸŒก๏ธShare 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 8th Grade

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

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The Engineering Design Process (Part 2) โ€” Human Impacts on Earth | 8th Grade Science | LittleActivity | LittleActivity