Motorway Madness

Speed is measured in...

• metres per second per second

  m/s/s

Acceleration is..

• The change in speed within a certain time

• The change in distance within a certain time

• The change in time as the speed changes

The slope or gradient of a graph line ....

• Is a measure of its steepness

• Can be measured by run/rise

Which statement does not describe a force.

• A force is measured in Newtons

• A force is a push or a pull.

• A force can cause an object to speed up, slow down or change direction

• A force is measured in Joules

Gravity is ...

• A force that pushes objects away from Earth

• A force of attraction between two different masses

• The same on the moon and the Earth

• The force that causes magnets to attract to each other.

Mass is...

• The size of an object

• The amount of force acting on an object

• The amount of matter an object is made of.

• Measured in Newtons

Weight is....

• The amount of matter an object is made of.

• A force caused by gravity acting on a mass.

• Measured in kilograms

• A form of energy stored within an object.

Net force or resultant force is ...

• The combined effect of the forces acting on an object.

• The force of attraction between different masses.

• The force that gives weight to different masses

• Measured in Newtons per kilogram

Friction is..

• The sum of forces acting on an object

• A force that pulls objects down towards Earth

• A force that acts in an opposite direction to the motion of an object

• A force that causes objects to speed up.

Balanced forces cause objects to ....

• Speed up or slow down.

• Remain still or travel at a constant speed.

• Accelerate or decelerate

• Change shape