Chapter 1 Measuring Motion Flashcards
1
Q
Section
A
1
2
Q
Motion \
A
an objects change in position relative to a reference point
3
Q
Speed
A
the distance traveled divided by the time interval during which the motion occured
4
Q
Velocity
A
the speed of an object in a particular direction
5
Q
Acceleration
A
the rate at which velocity changes over time
6
Q
Section
A
2
7
Q
Force
A
a push or pull exerted on an object
8
Q
newton
A
the SI unit for force (symbol N)
9
Q
Net Force
A
the combination of all of the forces acting on an object
10
Q
Friction
A
a force that opposes motion between two surfaces that are in contact
11
Q
Gravity
A
a force of attraction between objects that is due to their masses
12
Q
weight
A
a measure of the gravitational force exerted on an object
13
Q
mass
A
a measure of the amount of matter in object
