chemistry

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How is igneous rock formed?
It is formed from cooled magma.
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(physics) What does a balanced force mean?
There will be no change in the object
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What does an unbalanced force mean?
There will be a change in the object. One force is stronger than the other
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What unit do you measure force in?
Newtons
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How do you measure movement?
force X distance from pivot
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How do you measure speed?
distance / time
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What is meant by the term work?
Work is done if a force has acted on an object and there has been a change in that object
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What is a contact force?
One object touching another
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What are non-contact forces?
Forces which act over a distance. E.g gravity
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Magnets have two poles. What happens if you put a North and a North together?
They repel
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What happens if you put a South and a North together?
They attract (opposites attract)
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When does static electricity happen?
When an object gains or loses electrons
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If two objects with the same charge are brought together, what will happen?
They will repel
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If two objects with different charges are brought together, what will happen?
They will attract
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Other cards in this set

Card 2

Front

(physics) What does a balanced force mean?

Back

There will be no change in the object

Card 3

Front

What does an unbalanced force mean?

Back

Preview of the front of card 3

Card 4

Front

What unit do you measure force in?

Back

Preview of the front of card 4

Card 5

Front

How do you measure movement?

Back

Preview of the front of card 5
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