Lesson 14 of 84 ยท Weather
Experimentโญ 30 XP๐ Rock RealmSand, Clay, and Soil
Sand, Clay, and Soil.
๐ฏ Your mission
Predict it first. Then prove yourself right (or wrong).
โก The twist
The slowest changes are the biggest ones.
Mind = Blown
๐ The deepest part of the ocean is deeper than Mount Everest is tall.
Make a hypothesis first
Predict: which will erode faster?
What You'll Learn
Sand at the beach was once big rocks that broke down over millions of years.
Key Words
- rock
- soil
Materials Needed
- rain gauge
- cotton balls
- food coloring
- clear container
- rocks
- sand
Safety First
- Do not taste any materials.
- Wear safety goggles when mixing liquids.
- Wash hands after handling materials.
Steps
Look at the picture and read the labels.
Pour water on a pile of sand and a pile of rocks. Watch how the water flows differently.
Draw a picture of what you observe.
Share your results with a partner.
Check Your Understanding
Question 1
1 of 3What is a volcano?
Where you see this in real life
Today's weather, tomorrow's beach, next century's coastline โ all this.
Stretch Challenge
Try this in real life this week.
Look at the sky for 5 minutes and try to predict tomorrow's weather.
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 Weather for 1st Grade
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