7.1. Fields: Paper 2: Physics A Level AQA
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The force felt in a force field is a non-contact force. True or False?
True.
2
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Is force a vector or scalar quantity?
A vector.
3
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What are some similarities between electrostatic and gravitational forces?
● Inverse square force laws
● Potential concept
● Equipotential surfaces
● Use of field lines
4
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What are some differences between electrostatic and gravitational forces?
The gravitational forces from masses always attract, whilst charges may repel or attract.
Note 
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