Chapter 4 Lesson 1: Energy 4th Grade Science p8-21
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
Electricity Electricity Energy that comes from the movement of particles We get electricity from different energy sources Coal Nuclear Oil Wind Sun
Storing Energy Battery Name 3 devices batteries power… A device used to store energy for later use Name 3 devices batteries power… __________________________________
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
Activity – Rocks! Question – How do we describe rocks? Hypothesis – Supplies – Conclusion – Luster Hardness Streak Color