Les 3 — Force 1.1

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

Todays Lesson

• Recap
• The homework
• Measuring force
• Types of force

5

Learning goals

• Give examples for different types of forces
• Epxlain how a spring blance works

Recap

What is Force?

Recap

What is force

Measuring force

An exercise

Recap

What three things can force do?

Recap

What is force

Measuring force

An exercise

Forces 1.1 — Summary

Force: a push or pull exerted on an object that can effect it in three ways.

• Change it's speed.
• change the direction of it's motion.
• Change it's shape.

The unit of force is Newton (N).

The homework

Recap

What is force

Measuring force

An exercise

Exercise

Types of forces

Measuring forces

The books

What is force

Measuring force

An exercise

 Types of forces

• Gravitational force
• Friction
• Thrust
• Upthrust
• Tension
• Electrostatic force
• Magnetic force

The books

What is force

Measuring force

An exercise

Write down an example or each type of force

Gravitational force
Friction
Thrust
Upthrust
Tension
Electrostatic force
Magnetic force

Homework

The yellow block questions of §1.2

The books

What is force

Measuring force

An exercise

Learning goals

To answer the questions:

• What is the defenition of force?
• What is the unit of force?
• What are the different types of forces?
• What do we use to measure force? How does it work?