Lesson 11 — Air resistance

Air resistance
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Slide 1: Diapositive
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Air resistance

Slide 1 - Diapositive

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Air resistance
A demonstration

Slide 2 - Diapositive

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

Slide 3 - Diapositive

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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

Slide 4 - Diapositive

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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

Slide 5 - Diapositive

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

Slide 6 - Diapositive

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What is air resistance?
  •  The force caused by colliding with the air.

  • Unit: Newton (N)

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Slide 8 - Vidéo

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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? 




Slide 9 - Diapositive

two pieces of paper. 
one crumbled, one plat.
Drop them at the same time.

Slide 10 - Diapositive

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What is the cause of air resistance?
  • An object colliding with air particles

Slide 11 - Diapositive

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How does air resistance affect motion?
  • It makes you speed up at a slower rate.
  • It causes you to reach a lower final speed.

Slide 12 - Diapositive

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

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

Slide 13 - Diapositive

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Homework
paragraph 1.6 – yellow block exercises

Slide 14 - Diapositive

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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

Slide 15 - Diapositive

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