57

Lesson 57 of 84 ยท Light Optics

Experimentโญ 30 XPโšก Spark Lab

Pollination: Flowers and Bees (Part 2)

๐ŸงชLab Brief #57

Light Optics.

๐ŸŽฏ Your mission

Set it up. Test it. Be amazed.

โšก The twist

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

๐Ÿคฏ

Mind = Blown

๐ŸŽข You feel weightless on a roller coaster because you and the seat are falling at the same speed.

๐Ÿ”ฎ

Make a hypothesis first

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

What You'll Learn

Plants have specialized structures: roots anchor the plant and absorb water, stems transport materials, leaves capture sunlight, and flowers produce seeds for reproduction.

Key Words

  • germination
  • pollination

Materials Needed

  • magnifying glass
  • paper towels
  • markers
  • tape

Safety First

  • Use materials only as directed in the experiment.
  • Keep small objects away from young children.

Steps

Step 1 โ€” Read

Read about Light Optics and write down three key facts.

Step 2 โ€” Do

Model natural selection: scatter colored paper scraps on grass. Time how long it takes a partner to pick up each color. Which color survived longest? Why?

Step 3 โ€” Observe

Watch carefully for any changes and note the time.

Step 4 โ€” Record

Create a data table to organize your measurements.

Check Your Understanding

Question 1

1 of 3

What part of a plant absorbs water from the soil?

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.

๐ŸŒก๏ธShare 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 Light Optics for 9th Grade

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

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Pollination: Flowers and Bees (Part 2) โ€” Light Optics | 9th Grade Science | LittleActivity | LittleActivity