module 3 : forces and motion Flashcards
(9 cards)
1
Q
Acceleration
A
The rate of change of velocity.
2
Q
What is the gradient of a displacement-time graph
A
Velocity
3
Q
What is the gradient of a velocity-time graph
A
Acceleration
4
Q
Stopping distance
A
The total distance travelled from when the driver first sees a reason to stop/stimuli to when the vehicle stops.
5
Q
What is the area under a velocity-time graph
A
Displacement
6
Q
Thinking distance
A
The distance traveled between the moment the driver sees a reason to stop, to the moment when the driver uses the brake
7
Q
Braking distance
A
The distance travelled from the time the brake is applied until the vehicle stops
8
Q
Equation link thinking distance and reaction time, for a vehicle moving at constant speed
A
Thinking distance = speed x reaction time
9
Q
A
