Forces Flashcards

You may prefer our related Brainscape-certified flashcards:
0
Q

What is a gravitational force

A

Forces between mases

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
1
Q

What are forces measured in

A

Newtons after sir Isaac Newton

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What is an electrical force

A

They exist between charges

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

What is a magnetic force

A

The exist between magnetics

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

What is weight

A

*weight = force toward the centre of the earth

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

What is mass

A

Mass is the amount of matter

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Does the mass ever change

A

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

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Why is the weight bigger in a larger mass

A

Because there is more gravity pulling it toward the earth

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

What is mass meseured in

A

Kg

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

What is earths gravity field

A

1kg Is pulled with 10N

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

What is gravitational field strength

A

How strongly an object is pulled down

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

What is the equation for earths gravity fields

A

g=10N per kg (n/kg)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

How do u find a total force

A

Multiply mass In kg by 10

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

What is the equation for calculating a force

A

Weight=mg

How well did you know this?
1
Not at all
2
3
4
5
Perfectly