28
Lesson 28 of 84 · Weather
ExperimentWater Runs Downhill
What You'll Learn
Ice forms when water gets very cold. Be careful—icy sidewalks are slippery!
Key Words
- rainy
- windy
- cloudy
Materials Needed
- sand
- clay
- water
Safety First
- Do not mix unknown chemicals together.
- Tie back long hair before starting the experiment.
Steps
Step 1 — Read
Can you name the things in the picture?
Step 2 — Do
Feel different types of dirt, sand, and rocks. Which is smoothest?
Step 3 — Observe
Use your eyes, ears, and hands to explore. What do you notice?
Step 4 — Record
Color a picture to show what happened.
Check Your Understanding
Question 1
1 of 3Does wind make things move?