Gravity Flashcards

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1
Q

What is gravity?

A

A non-contact force that keeps objects on the surface of Earth

Gravity acts at a distance and is responsible for the attraction between objects with mass.

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2
Q

Define mass.

A

The amount of matter within an object (measured in Kg)

Mass is a scalar quantity and does not change regardless of location.

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3
Q

What is the weight of an object?

A

The force due to acceleration of gravity

Weight is a vector quantity and varies depending on the gravitational field strength.

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4
Q

What formula is used to calculate weight force?

A

F = mg

In this formula, F represents weight force, m represents mass, and g represents acceleration due to gravity.

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