Lesson 4 — 2.2 Energy from the Sun

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

Energy

From the

Sun

This lesson

• Recap
• About the sun
• Paragraph 2.2

Learning goals

• Explain the relationship between the sun and the energy on earth
  
• Describe where food gets its energy from
• Explain how fossil fuels got created

Learning goals — Recap

•  Give a definition for energy
• Describe where we get our energy from
• Know the unit of energy

Learning goals — Recap

The definition of energy

•  The ability to do work

Where do we get our energy from?

• Out of the food we eat

The unit of Energy

• Joule (J), kilojoules (kJ)

Energy from the Sun

What do you know about the sun?

Paragraph 2.2

1) How does the energy from the sun get into our bodies?

2)How are fossil fuels created?

3) Name three examples of fossil fuel

1) How does the energy from the sun get into our bodies?

• Plants use the energy from the sun to grow using  photosynthesis.

• This way energy from the sun gets stored in plants.

•  When animals eat plants they use the energy stored in the plants to grow themselves.

2)How are fossil fuels created?

• Many trees and animals passed away over millions of years
  

• As the surface of the earth changed they got buried under many layers of earth.

• This created massive amounts of pressure. Over time them into fossil fuels.

3) Name three types of fossil fuels

•  Coal

•  Gas

• Oil

Homework

Workbook exercises 2.2

Next lesson — Homework check

2.1

•  Yellow block exercises (textbook)
  
• Workbook exercises (workbook)
  

2.2

•  Yellow block exercises (textbook)
  
• Workbook exercises (workbook)
  

Learning goals

• Explain the relationship between the sun and the energy on earth
  
• Describe where food gets its energy from
• Explain how fossil fuels got created