7K Forces

7Ka Different forces

3 effects of a force on an object

Examples of non-contact forces

Examples of contact forces

How to measure forces and masses

7Kb Springs

How does the extension of a spring change with force.

7Kc Friction

7Kd Pressure

What are the effects of friction

Explain how the amount of friction can be changed.

Examples of when friction is helpful

Examples of when friction is unhelpful

Describe the effects of high and low pressure

7Ke Balanced and unbalanced

Identify balanced and unbalanced forces

Explain the effects of balanced and unbalanced forces

Calculate pressure and recall its unit

click to edit