Forces paper 2 Flashcards

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1
Q

What does a scalar quantity have?

A

Magnitude only

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2
Q

What does a vector quantity have?

A

Magnitude and direction

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3
Q

What do forces have?

A

Vector quantities

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4
Q

What is a contact force?

A

Objects that are actually touching (tension between two people pulling against one another)

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5
Q

What is a non contact force

A

Objects are not touching (force of gravity acts even when objects are not touching)

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6
Q

What is gravity?

A

Force of attraction between all masses

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7
Q

What is mass of an object?

A

The amount of matter it contains and is constant.

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8
Q

What is weight in terms of gravity?

A

A force acting on an object due to gravity

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9
Q

What is thr equation for forces?

A

Weight= mass x gravitational field stength

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10
Q

What is the resultant force?

A

When more force acts on an object

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