Forces Flashcards by Rachel Geddis | Brainscape

Q

What is a gravitational force

A

Forces between mases

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Q

What are forces measured in

A

Newtons after sir Isaac Newton

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Q

What is an electrical force

A

They exist between charges

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Q

What is a magnetic force

A

The exist between magnetics

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Q

What is weight

A

*weight = force toward the centre of the earth

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Q

What is mass

A

Mass is the amount of matter

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Q

Does the mass ever change

A

No not even if u move to a planet where weight =0

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Q

Why is the weight bigger in a larger mass

A

Because there is more gravity pulling it toward the earth

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Q

What is mass meseured in

A

Kg

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Q

What is earths gravity field

A

1kg Is pulled with 10N

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Q

What is gravitational field strength

A

How strongly an object is pulled down

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Q

What is the equation for earths gravity fields

A

g=10N per kg (n/kg)

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Q

How do u find a total force

A

Multiply mass In kg by 10

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Q

What is the equation for calculating a force

A

Weight=mg

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