Proefles

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

Energy

What is energy?

Energy – What comes to mind?

What is energy?

The ability to do physical or mental activty

Power to make for example your mobile phone work, grow your food.

Make use of physical or chemical resources, to provide light and heat or to work machines.

Exercise

Write down all the ways you used energy today so far.

Write down all the types of energy you can think of.

Types of energy

Magnetic

Heath

Electricity

Gravity

Friction

Movement

Sound

Energy

Two fundemental laws

• Energy cannot be created or destroyed
• Is this true?
• Energy can be changed from one form to another
• What are some examples?

What energy changes take place?

Which energy changes take place?

Which energy changes take place?

Which energy changes take place?