Pressure | Mind Map

How to Measure a Force?

- Using Force-Metres

- Eg. Spring Balence

What are Forces?

- A push or a pull

- stretching, squeezing, twisting,bending and lifting

- Exerted when one objectinteracts with another

- The ability to do work

- capacity to do work or cause physical change

Effects of Forces

- Stationery State

- Size

- Speed

- Direction of Object

- Shape

Types of Forces

- Frictional Force

- created when two surfaces move

- the force between 2 things that stops them from moving.

- Magnetic Force

- A magnet can attract objectsmade of iron and steel.

- Gravitational Force

- the force the Earth exerts on you

- gravitational force equals your weight

How to increase Pressure?

- reduce area of object

What is Pressure?

- amount of force applied to an area

- increases when force increases

- SI Unit is Pa (pascal)

- Force per unit area

How to Calculate Pressure?

- Force divide by area