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Lesson 35 of 84 ยท Properties of Matter

Lessonโญ 30 XP๐Ÿงช Potion Kitchen

Boiling Points and Melting Points

๐ŸงชLab Brief #35

Properties of Matter.

๐ŸŽฏ Your mission

Understand the idea. Then look for it everywhere.

โšก The twist

If it bubbles, something invisible is escaping.

๐Ÿคฏ

Mind = Blown

๐Ÿงช If you could remove all the empty space from atoms, the entire human race would fit in a sugar cube.

๐Ÿ”ฎ

Make a hypothesis first

Guess: will the fizz be loud, soft, or none at all?

What You'll Learn

Matter exists in three common states: solid, liquid, and gas. Solids have a fixed shape and volume, liquids have a fixed volume but take the shape of their container, and gases fill any container.

Key Words

  • liquid
  • molecule
  • atom

Steps

Step 1 โ€” Read

Study the diagram and label the parts you recognize.

Step 2 โ€” Do

Create a density column: carefully layer honey, dish soap, water, vegetable oil, and rubbing alcohol in a tall glass. Drop small objects in to test where they float.

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 happens during evaporation?

๐ŸŒ

Where you see this in real life

This is happening in your kitchen right now โ€” every time food cooks.

๐Ÿ†

Stretch Challenge

Try this in real life this week.

Find one ingredient in a snack and look up what it does.

๐Ÿ‘จโ€๐Ÿ‘ฉโ€๐Ÿ‘ง

For the dinner table

โ€œWhat's something we cook that mixes things together this way?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 Properties of Matter for 4th Grade

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

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Boiling Points and Melting Points โ€” Properties of Matter | 4th Grade Science | LittleActivity | LittleActivity