# data[].attributes.body
An old-fashioned set of weighing scales consists of a bowl suspended from a spring with spring constant k = 69 N/m. Some flour is placed in the bowl, causing the spring to extend by 0.027m. How much does the flour weigh?

# data[].attributes.headline
Task 16 - Explain how braking distance is affected by;

# data[].attributes.subject
Task 16 - Explain how braking distance is affected by;

# data[].attributes.body
Tyres

Weather conditions

# data[].attributes.headline
Task 15 - Explain how thinking distance is affected by;

# data[].attributes.subject
Task 15 - Explain how thinking distance is affected by;

# data[].attributes.body
Your speed

Whether you've had alcohol or drugs

# data[].attributes.body
A man is driving along and sees a hazard on the road, applying the brakes for an emergency stop. His thinking distance is 11 m and his braking distance is 32 m. What’s his stopping distance

# data[].attributes.body
In both diagrams the forces are balanced but the speed is different. How does the resistance force arrow change when the parachute is opened and what change in motion does this produce

# data[].attributes.body
Use the graph to explain how an object reaches terminal velocity. e.g. "As the object begins to fall..."

# data[].attributes.body
...to calculate the weight of a man with a mass of 68kg.

And calculate the mass of a car with a weight of 3280N

# data[].attributes.body
Which car produces the greater force?

# data[].attributes.body
If a moving object has a resultant force act on it it is accelerated in the direction of the resultant force.

A car with a mass of 900 kg accelerates from rest with an acceleration of 2.5 m/s2. Calculate the driving force provided by the car’s engine.

# data[].attributes.headline
Task 7 Resultant force and motion - full sentences please.

# data[].attributes.subject
Task 7 Resultant force and motion - full sentences please.

# data[].attributes.body
What happens to a moving object when there is no resultant force acting on it?

What happens to a moving object when there is a resultant force acting on it?

# data[].attributes.headline
Task 6 - Resultant force and motion - answer in full sentences

# data[].attributes.subject
Task 6 - Resultant force and motion - answer in full sentences

# data[].attributes.body
What happens to a stationary object when there is no resultant force acting on it?

What happens to a stationary object when there is a resultant force acting on it?

# data[].attributes.headline
Task 8 - What is the motion of this boat?  Accelerating or not?  Why?

# data[].attributes.subject
Task 8 - What is the motion of this boat?  Accelerating or not?  Why?

# data[].attributes.headline
Task 5 - What is the resultant force? Write a definition.

# data[].attributes.subject
Task 5 - What is the resultant force? Write a definition.

# data[].attributes.body
What is the resultant force on the car?

# data[].attributes.body
Calculate the acceleration of the cyclist between 60-80 seconds (calculate the gradient) and the distance travelled between 0-60 seconds (distance travelled = area under the graph).

# data[].attributes.body
Draw and label the graph then write out a guide to interpreting a distance-time graph. e.g. A straight line on a distance-time graph represents.

# data[].attributes.body
Draw and label the graph then write out a guide to interpreting a velocity time graph. e.g. "A straight line on a velocity-time graph represents..."

# data[].attributes.body
Find the acceleration of a cat whose velocity goes from 2 m/s to 6 m/s in 5 s.