Forces Flashcards

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1
Q

What does the newton metre measure?

A

Weight

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2
Q

What does the balance measure?

A

Mass

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3
Q

How do you convert g into kg?

A

Divide the number by 1000

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4
Q

What is the relationship between the mass and weight also called?

A

Gravitational field strength

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5
Q

How do you use a equation triangle?

A

Divide what’s on top by the 2 on the bottom multiplied

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6
Q

What is the unit for weight?

A

Newtons

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7
Q

What is mass measured in?

A

G or kg

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8
Q

What is the gravitational field strength of earth?

A

10N/kg

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9
Q

What is the weight of an object with a mass of 37kg?

A

370N

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10
Q

What is the relationship between the weight and mass

A

The weight is 10 times the mass

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11
Q

What is the mass of an object with a weight of 120N?

A

12kg

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12
Q

how do you calculate the mass of someone if they went to the moon where the the gravitational field strength is 1.62N/kg ?

A

Divide the weight by 1.62

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13
Q

How do you work out the speed of something?

A

Distance divided by time

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14
Q

How do you work out the distance of something?

A

Speed x time

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15
Q

How do you work out the time something took?

A

Distance divided by speed

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16
Q

What is speed measured in?

A

M/s (meters per second)

17
Q

What force pulls you down?

A

Gravity

18
Q

What force stops you from going down to the centre of the earth?

A

Upthrust

19
Q

Is gravity a contact force?

A

Yes

20
Q

Is magnetism a contact force?

A

No