Lesson 1 — Introduction

• Physics
• Middelbare school
• vwo
• Leerjaar 3

Chapter 3 — Energy

What comes to mind when you think about energy?

• What did we learn in TTO 1 science about energy?
  

• What is energy?
  

• How is energy used in everyday life?
  

• How do we know something is using energy? 
  

• Where does energy come from?
  

Opening questions

What did we learn in TTO 1 Science?

•  What is energy? 
• Energy from the sun
• Energy types 
• Energy transfer
• Conservation of energy
• Gravitational potential energy and kinetic energy
• Elastic potential energy
• Efficiency

What is energy? 

• The ability to do work
  
• Unit: Joules (J)
  

• What did we learn in TTO 1 science about energy?
  

• What is energy?
  

• How is energy used in everyday life?
  

• How do we know something is using energy? 
  

• Where does energy come from?
  

Opening questions

Energy conversion diagrams

Energy conversion diagrams

What is energy conversion?

• The transformation of one type of energy to another.

Energy conversion diagram – Example

Chemical energy

Electrical energy

Light energy

Sound energy

Heat energy

Playing a video on a phone

Make energy conversion diagrams of the situations below

A bunsun burner

A spring with a weight on it moving up and down

Skating on a skateboard

Blowing up a balloon and letting it go

Energy conversion diagram

Chemical energy

Light energy

Sound energy

Heat energy

A bunsun burner

Energy conversion diagram

Elastic potential energy

Kinetic energy

A spring with a weight on it moving up and down

Energy conversion diagram

Chemical energy

Sound energy

Kinetic energy

Skating on a skateboard

Energy conversion diagram

Kinetic energy

Blowing up a balloon and letting it go

Chemical energy

Elastic potential energy

Sound energy

Kinetic energy