1. Chapter 4
Lesson 1: Energy
4th Grade Science p8-21

2. What is Energy? Energy How do we observe energy at work?
A force that makes things happen
How do we observe energy at work?
Heat
Motion
Sound
Light

3. Electricity Electricity
Energy that comes from the movement of particles
We get electricity from different energy sources
Coal
Nuclear
Oil
Wind
Sun

4. Storing Energy Battery Name 3 devices batteries power…
A device used to store energy for later use
Name 3 devices batteries power…
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5. Other Types of Energy Chemical Energy Light Energy Nuclear
Chemicals are burned to release energy
Food
(Where does food’s energy come from?)
Light Energy
Light from the sun gives energy to plants
Nuclear
Joining or splitting atoms produces energy

6. Activity – Rocks! Question – How do we describe rocks? Hypothesis –
Supplies –
Conclusion –
Luster
Hardness
Streak
Color