26
Lesson 26 of 84 · Fossils
ExperimentTemperature Through the Day
What You'll Learn
A thermometer measures how hot or cold the air is. We use degrees to describe temperature.
Key Words
- lake
- ocean
Materials Needed
- food coloring
- clear container
- rocks
- sand
Safety First
- Work in a well-ventilated area when using vinegar or other strong-smelling substances.
- Dispose of materials properly after the experiment.
- Handle glass items carefully to avoid breakage.
Steps
Step 1 — Read
Read about Fossils with a partner or grown-up.
Step 2 — Do
Keep a weather journal for 5 days. Each day draw the sky and write the temperature.
Step 3 — Observe
Watch carefully. What happens?
Step 4 — Record
Draw and write about what you learned.
Check Your Understanding
Question 1
1 of 3What is a fossil?