Speed can be measure in.....
[3]
The faster the speed of an object:
[2]
How to calculate speed?
Why is the average speed used?
How to work out average distance?
Example question:
Calculate the distance a car travels in 90 minutes if it's travelling at a constant speed of 80 km/h ?
How do speed cameras work?
What is the formula for measuring the speed of a vehicle on a speed camera?
(Distance-time graphs) The steeper the gradient....
distance - time graphs) a straight diagonal line shows...
(distance-time graphs) a straight horizontal line shows.....
(distance-time graphs) a steeper diagonal line means....
(distance-time graphs) a diagonal line going downwards means....
How do you work out the speed of an object on a distance-time graph?
The acceleration / deceleration of an object is..... ?
How do you measure acceleration and deceleration?
How do you work out the acceleration of a moving object?
Example question: A car accelerates at 1.5 m/s2 for 12 seconds.
Calculate the change in speed of the car
(speed-time graphs) a horizontal line means...
(speed-time graphs) a positive diagonal line shows....
(speed-time graphs) a negative diagonal line shows..
(speed-time graphs) the area underneath the speed-time can be used to measure....
How would you calculate the total distance travelled on a speed-time graph?
What is Force measured in?
Forces can cause objects to....?
Weight causes an object to have.... ?
How does friction affect a car?
What happens when a sky diver opens up a parachute mid-jump?
What happens to a sky-diver mid-jump when air resistance and weight are balanced?
if an unbalanced force acts, the acceleration of an object will depend on: ?
[2]
more force = ... ?
more mass = ... ?
What is the formula for the relationship between force, mass and acceleration
force (N) = .... ?