Forces & Pressure

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Forces & Pressure by Mind Map: Forces & Pressure

1. Calculating Pressure

1.1. SI unit for Pressure

1.1.1. Pascal (Pa)

1.2. Formula

1.2.1. force/area = pressure

1.3. force = weight of the object

2. Pressure

2.1. Amount of pressure

2.1.1. depends

2.1.1.1. Area in contact with another surface

2.1.1.2. Force applied

2.2. to increase pressure,

2.2.1. apply more force

2.2.2. decrease to surface area in contact with the ground

3. Types Of Forces

3.1. Gravitational Force

3.1.1. Everything possesses this force

3.1.2. Affects the weight of an object

3.1.3. Depends on the size of the planet

3.2. Magnetic Force

3.2.1. Magnetic Materials

3.2.1.1. Mostly Metals

3.2.1.1.1. Steel

3.2.1.1.2. Iron

3.2.2. Force Of Attraction

3.2.2.1. Unlike Pole

3.2.2.1.1. Magnetics Materials

3.2.2.1.2. Magnets

3.2.3. Force Of Repelsion

3.2.3.1. Magnets

3.2.3.1.1. Like-poles

3.3. Frictional Force

3.3.1. When two objects are rubbed against each other.

3.3.2. Advantages

3.3.2.1. Keeps us warm

3.3.2.2. Prevent slipping

3.3.3. Disadvantages

3.3.3.1. Wear & Tear

3.3.3.2. Causes accidents