P3–1G–004—05-02-2020

• Natuurkunde / Scheikunde
• Middelbare school
• havo
• Leerjaar 1

Energy

This lesson

• Demonstration
• About period 3
• Energy – what comes to mind
• What is energy?

Goals

• To give examples of energy
• To define energy
• To give examples of work
• To explain the two laws of energy

Energy

Energy –
What comes to mind?

Energy

What is energy?

The role of the sun

Energy types

Energy transfer

Gravitational potential energy

 &

kinetic energy

Elastic potential energy

Conservation of energy

Energy

What is energy?

The role of the sun

Energy types

Energy transfer

Gravitational potential energy

 &

kinetic energy

Elastic potential energy

Conservation of energy

What is energy?

What is energy?

The ability to do work (in Joules)

The ability to do work (in Joules)

Energy source

Work

Two fundemental laws

of energy

• Energy cannot be created or destroyed

• Energy can change into different forms

Workin independently

For next lesson

The exercises of §2.1

(if you don't understand something, read the paragrahp...)

What did we cover this lesson?

Goals

• To give examples of energy
• To define energy
• To give examples of work
• To explain the two laws of energy

Next lesson

• Checking the homework
• §2.2 – Energy from the sun