Physics Flashcards

1
Q

Define ‘contact forces’

A

A force that results from any two objects making contact with each other.

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2
Q

Define ‘non-contact forces’

A

A force that acts on an object without physically being in contact with it.

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3
Q

State the common forces.

A

Elastic, support, gravity, friction, electrostatic, magnetic, buoyancy.

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4
Q

Define ‘net force’

A

The sum of all of the forces acting on an object.

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5
Q

Define ‘balanced forces’

A

When two forces are the same strength but act in opposite direction.

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6
Q

Mass vs Weight

A

Mass is how much matter an object contains. Weight is a measurement of the gravitational force on an object.

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6
Q

Mass vs Weight

A

Mass is how much matter an object contains. Weight is a measurement of the gravitational force on an object.

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6
Q

Mass vs Weight

A

Mass is how much matter an object contains. Weight is a measurement of the gravitational force on an object.

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6
Q

Distance =

A

Time x Velocity.

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7
Q

Time =

A

Distance / Velocity.

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8
Q

Velocity =

A

Distance / Time.

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9
Q

Define ‘work’

A

Energy transferred to or from an object via the application of force along a displacement.

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10
Q

What is the measurement of force?

A

Newtons (N)

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11
Q

What is the force of gravity?

A

9.8 (sometimes can be rounded to 10)

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12
Q

What is the equation for force weight?

A

Mass x Gravity.

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