P9 Flashcards
1
Q
What is acceleration?
A
Change of velocity per second (in metres per second per second, m/s²)
2
Q
What is deceleration?
A
Change of velocity per second when an object slows down
3
Q
What is displacement?
A
Distance in a given direction
4
Q
What is the gradient of a straight line graph?
A
Change of the quantity plotted on the y-axis divided by the change of the quantity plotted on the x-axis
5
Q
What is a tangent?
A
A straight line drawn to touch a point on a curve so it has the same gradient as the curve at that point
6
Q
What is velocity?
A
Speed in a given direction (in metres/second, m/s)
7
Q
A
