9.2 Flashcards
1
Q
What is velocity
A
Speed in a given direction
2
Q
Object moving around in a circle
A
Direction of motion that cahnges continously as goes around. Velocity is not constant even if speed is constant.
3
Q
What is displacement
A
Distnace travelled in given direvtion
4
Q
Whwhat is acceleration
A
Change of velocity per second
5
Q
What is unit of acceleration
A
Metre per second squared
6
Q
Acceleration formula
A
Acceleration=chnage in velocity/time taken for change
