2341.
General Science & Ability
What is linear momentum equal to?
Mass multiplied by velocity
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2342.
General Science & Ability
What force opposes relative motion between surfaces in contact?
Friction
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2343.
General Science & Ability
What is power in physics?
The rate at which work is done or energy is transferred
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2344.
General Science & Ability
What is the SI unit of power?
Watt (W)
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2345.
General Science & Ability
What is mechanical work in physics?
Energy transferred when a force causes displacement
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2346.
General Science & Ability
What is density?
Mass per unit volume
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2347.
General Science & Ability
What is the SI base unit of electric current?
Ampere (A)
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2348.
General Science & Ability
What is the SI base unit of mass?
Kilogram (kg)
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2349.
General Science & Ability
What is the SI unit of pressure?
Pascal (Pa)
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2350.
General Science & Ability
What is pressure defined as in physics?
Force acting per unit area
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2351.
General Science & Ability
According to Newton's third law, what accompanies every action force?
An equal and opposite reaction force
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2352.
General Science & Ability
What relationship is expressed by Newton's second law of motion?
Force equals mass times acceleration (F = ma)
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