Lesson 63 of 84 ยท Climate
Lessonโญ 30 XP๐ Rock RealmDeserts: Land of Extremes (Part 2)
Deserts: Land of Extremes (Part 2).
๐ฏ Your mission
Master the concept. Use it tomorrow.
โก The twist
Today's mountain was yesterday's ocean floor.
Mind = Blown
๐ There are 1,500 active volcanoes on Earth right now.
Make a hypothesis first
Guess: where will the water go first?
What You'll Learn
Deserts receive less than 25 centimeters of rain per year. Hot deserts have extreme daytime temperatures, while cold deserts like Antarctica are dry but freezing.
Key Words
- condensation
- water cycle
- climate
Steps
Read the introduction and identify the main idea of this lesson.
Build a working model of a volcano using baking soda and vinegar. Observe the eruption and explain what causes real volcanic eruptions.
Note any unexpected results and think about why they happened.
Share your findings with the class or a partner and discuss what you learned.
Check Your Understanding
Question 1
1 of 3What is a watershed?
Where you see this in real life
This is shaping the ground you walk on, slowly, every single day.
Stretch Challenge
Try this in real life this week.
Find a rock outside and try to guess how old it is.
For the dinner table
โWhat's the slowest change you can think of?โ
Next Smart Experiment
We'll pick an experiment that matches exactly how you're thinking right now.
Share this experiment
Send it to a parent who's looking for a 10-minute kitchen science win.
Checkout complete lesson on Climate for 8th Grade
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