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Difference between revisions of "Contact Force"

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: Some [[force]]s can act at a distance, but a '''contact force''' only exists when [[object]]s are in '''contact'''.
 
: Some [[force]]s can act at a distance, but a '''contact force''' only exists when [[object]]s are in '''contact'''.
 
The '''contact forces''' you should know are:
 
The '''contact forces''' you should know are:
 +
*[[Normal Contact Force]]
 
*[[Friction]]
 
*[[Friction]]
 
*[[Air Resistance]]
 
*[[Air Resistance]]
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*[[Thrust]]
 
*[[Thrust]]
 
*[[Lift]]
 
*[[Lift]]
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 +
==Key Stage 4==
 +
===Meaning===
 +
A '''contact force''' is a [[force]] that only acts when [[object]]s are 'touching' one another.
 +
 +
===About Contact Forces===
 +
: Some [[force]]s can act at a [[distance]], but a '''contact force''' only exists when [[object]]s are in '''contact'''.
 +
The '''contact forces''' you should know are:
 +
*[[Normal Contact Force]]
 +
*[[Friction]]
 +
*[[Air Resistance]]
 +
*[[Water Resistance]]
 +
*[[Upthrust]]
 +
*[[Driving Force]]
 +
*[[Thrust]]
 +
*[[Lift]]
 +
*[[Tension]]

Revision as of 10:18, 11 February 2019

Key Stage 3

Meaning

A contact force is a force that only acts when objects are touching one another.

About Contact Forces

Some forces can act at a distance, but a contact force only exists when objects are in contact.

The contact forces you should know are:

Key Stage 4

Meaning

A contact force is a force that only acts when objects are 'touching' one another.

About Contact Forces

Some forces can act at a distance, but a contact force only exists when objects are in contact.

The contact forces you should know are: