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Science
Topic 10/12: Astrophysics and cosmology (Quiz)
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What is different between electric and gravitational fields?
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Unlike electric fields, gravity is always attractive.
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Terms in this set (36)
What is different between electric and gravitational fields?
Unlike electric fields, gravity is always attractive.
What is the value of g on Earth?
9.81ms^-2
How are stars formed?
From interstellar gas clouds by nuclear fusion
Is gravitational force as gravity attractive, repulsive or both?
Always attractive
What is a radial field?
field lines directly towards/away from point charge
