Force: Weight & Friction

Description

This flash card deck revises topics learned in the note on Weight & Friction. It is ideal for someone studying for the Leaving Certificate or someone who has an interest in applying their previous knowledge of weight or friction.
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Flashcards by tatemae.honne, updated more than 1 year ago More Less
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Created by alex.examtime9373 over 10 years ago
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Resource summary

Question Answer
Weight Mass x acceleration due to gravity
Direction of weight Towards the centre of the planet
Unit of weight Newton (as it is a force)
Measurement of weight Newton spring balance
Centre of gravity The point at which the whole weight of a body appears to act
Friction A force that opposes the motion of body
Lubricant Reduces friction
Types of friction Dry friction (between solid surfaces); Fluid friction (between layers of a fluid); Lubricated friction (when a fluid separates two solid surfaces)
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