54

Lesson 54 of 84 ยท Spacetime

Experimentโญ 30 XP๐Ÿš€ Starbase

Ecosystems: Living and Nonliving Parts (Part 2)

๐ŸงชLab Brief #54

Spacetime.

๐ŸŽฏ Your mission

Predict it first. Then prove yourself right (or wrong).

โšก The twist

The light you see now started its trip a long time ago.

๐Ÿคฏ

Mind = Blown

๐ŸŒŒ If you could drive a car straight up at highway speed, you'd reach space in under an hour.

๐Ÿ”ฎ

Make a hypothesis first

Guess: how big does that look from here vs. from there?

What You'll Learn

Ecosystems include all the living and nonliving things in an area that interact with each other. A pond ecosystem includes fish, frogs, algae, water, rocks, and sunlight.

Key Words

  • adaptation
  • metamorphosis

Materials Needed

  • cotton balls
  • zip-lock bags
  • labels
  • seeds

Safety First

  • Do not taste any materials.

Steps

Step 1 โ€” Read

Read the introduction and identify the main idea of this lesson.

Step 2 โ€” Do

Build a model ecosystem in a jar using soil, small plants, and water. Seal it and observe how the water cycle works inside it for one week.

Step 3 โ€” Observe

Compare the before and after states.

Step 4 โ€” Record

Write your conclusion: did the results match your hypothesis? What would you change next time?

Check Your Understanding

Question 1

1 of 3

What is an ecosystem?

๐ŸŒ

Where you see this in real life

Every sunrise and every shadow is this idea in action.

๐Ÿ†

Stretch Challenge

Try this in real life this week.

Look at the moon tonight. Notice its shape. Look again in 3 days.

๐Ÿ‘จโ€๐Ÿ‘ฉโ€๐Ÿ‘ง

For the dinner table

โ€œIf you could visit any planet, which would you pick and why?โ€

๐ŸŽฏ

Next Smart Experiment

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

๐Ÿฆ 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 Spacetime for 9th Grade

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

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