In hooks law what measurement do you need to convert?
mm or cm into metres
The resultant force of a falling object when it reaches terminal velocity would be
Zero
A horizontal line on a velocity / time graph shows
Constant velocity or zero acceleration
Is distance scalar or Vector
Scalar
Work out the speed of the car that travels 1KM in 50 seconds
20 m/s
What is the resultant force
10N
What is the resultant force
45N
Give an example of a non contact force
Gravity, magnetic, electric
What relationship on the graph will you see until the spring reaches its limit
Linear relationship or directly proportional
An objects accelerates from 2m/s to 10m/s over a distance of 40metres what is its acceleration
5m/s
When the spring gets longer we call this the E_______
extension
When the spring has reached its limit we call this the Limit of
Proportionality
the gradient of a velocity time graph shows...
acceleration
What is the weight of the table if the mass is 17kg (on earth)
170 N
Is velocity a vector or scalar quantity
vector
What is the type of energy that is stored in the spring
Elastic
Give an example of a contact force
friction, air resistance, tension
If the weight of the TV is 650 N what would be its mass?
65 KG
A stationary object on a distance time graph would look like...
A horizontal line
What are the 2 main forces acting on a sky diver
Gravity and air resitance
Diplacement describes how far the object has travelled from its _____
Origin