Motion Flashcards

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

Gravity

A

the force that attracts a body toward the center of the earth, or toward any other physical body having mass. For most purposes Newton’s laws of gravity apply, with minor modifications to take the general theory of relativity into account.

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

Force

A

strength or energy as an attribute of physical action or movement.

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

Law of universal gravitation

A

a law stating that any two masses attract each other with a force equal to a constant

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

Mass

A

a body of coherent matter, usually of indefinite shape and often of considerable size

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

Weight

A

a body’s relative mass or the quantity of matter contained by it, giving rise to a downward force; the heaviness of a person or thing.

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

Inertia

A

a property of matter by which it continues in its existing state of rest or uniform motion in a straight line, unless that state is changed by an external force.

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

Newton’s first law

A

An object that is at rest will stay at rest unless an external force acts upon it. An object that is in motion will not change its velocity unless an external force acts upon it.

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