speed distance time Flashcards
1
Q
what is the unit of time in science
A
seconds
2
Q
what is the unit for distance in science
A
metres
3
Q
what is the unit for speed in science
A
m/s
4
Q
what is motion
A
movement
5
Q
what words are used to describe motion
A
speed velocity and acceleration
6
Q
what is velocity
A
velocity of an object tells you the speed and direction in which it is travelling
7
Q
what is the unit for velocity
A
m/s ms-1
8
Q
what is acceleration
A
acceleration is the rate of change in velocity either increase or decrease
9
Q
what is the formulation for acceleration
A
final speed - first speed over time taken for change in speed
