76

Lesson 76 of 84 ยท Solutions

Lessonโญ 30 XP๐Ÿงช Potion Kitchen

Natural Selection and Evolution (Part 2)

๐ŸงชLab Brief #76

Solutions.

๐ŸŽฏ Your mission

Master the concept. Use it tomorrow.

โšก The twist

Mixing two safe things doesn't always make a safe thing.

๐Ÿคฏ

Mind = Blown

๐Ÿ’ง Hot water can freeze faster than cold water under the right conditions. Nobody fully understands why.

๐Ÿ”ฎ

Make a hypothesis first

Predict: will the mixture get hotter, colder, or stay the same?

What You'll Learn

Natural selection is the process in which organisms with helpful traits survive and reproduce more successfully than those without them. Over many generations this can lead to evolution, such as when moths with darker wings became common in soot-covered forests.

Key Words

Tap a word to see its definition.

Steps

Step 1 โ€” Read

Study the diagram and label the parts you recognize.

Step 2 โ€” Do

Dissect a flower (lily or tulip works well). Identify and label the sepals, petals, stamen, pistil, and ovary. Tape each part to paper.

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 do hibernating animals do?

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Where you see this in real life

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

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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.

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

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