Lesson 11 — Air resistance

• Forces
• Middelbare school
• havo, vwo
• Leerjaar 1

Air resistance

Air resistance

A demonstration

two pieces of paper. 

one crumbled, one plat.

Drop them at the same time.

This lesson

•  Demonstration
•  Checking the homework
• Video air resistance
• Exercise air resistance

Learning goals

•  Describe what air resistance is in your own words

• Give examples of air resistance

• Explain how to increase and how to decrease air resistance

1.6 Air resistance — Learning goals

• Describe what is meant by air resistance
  
• Explain what affects air resistance
  

• Explain what is meant by streamlining and give examples of it
• Describe how to use air resistanfe
• Explain what is meant by terminal velocity
  
• Describe what the fall of a skydiver in your own words
  

Discussing the homework

• The answers to will be uploaded on it's learning
  

What is air resistance?

•  The force caused by colliding with the air.

• Unit: Newton (N)

Air resistance — Exercise

Answer the following questions

• Come up with three situations where air resistance plays a role
  

• What is the cause of air resistance?

• How does air resistance affect motion?

• What causes air resistance to increase? What causes air resistance to decrease? 

two pieces of paper. 

one crumbled, one plat.

Drop them at the same time.

What is the cause of air resistance?

• An object colliding with air particles
  

How does air resistance affect motion?

• It makes you speed up at a slower rate.
  
• It causes you to reach a lower final speed.
  

What causes air resistance to increase? What causes air resistance to decrease? 

•  The speed you travel at.
  
•  The surface area of an object.
  

Homework

paragraph 1.6 – yellow block exercises

Learning goals

•  Describe what air resistance is in your own words

• Give examples of air resistance

• Explain how to increase and how to decrease air resistance