Gravity, weight and mass (AQA GCSE Physics): Flashcards
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Weight definition
Weight definition
Force towards planet/moon centre
Unit of weight
Unit of weight
Newtons (N)
Weight: vector or scalar?
Weight: vector or scalar?
Vector
Does weight change on different planets?
Does weight change on different planets?
Yes, it changes
Mass definition
Mass definition
Amount of matter in an object
Unit of mass
Unit of mass
Kilograms (kg)
Mass: vector or scalar?
Mass: vector or scalar?
Scalar
Does mass change on different planets?
Does mass change on different planets?
No, stays the same
Equation for weight
Equation for weight
on Earth (N/kg)
on Earth (N/kg)
10 N/kg
on Moon (N/kg)
on Moon (N/kg)
1.6 N/kg
on Jupiter (N/kg)
on Jupiter (N/kg)
26 N/kg
Device to measure weight
Device to measure weight
Spring balance or newtonmeter
Weight-mass relationship
Weight-mass relationship
Directly proportional