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9 Cards in this Set

  • Front
  • Back

What is the equation for speed?

Speed (m/s)= distance (m)/ time (s)

On a distance/ time graph what does:



A) a horizontal line mean?


B) a line going diagonally up mean?


C) a line that is not straight but curving upwards mean ?

A) stationary


B) accelerating at a constant speed


C) steadily accelerating

A steeper line on a distance/ time graph mean?

Faster speed

What can you calculate from the gradient on a distance/ time graph ?

The acceleration

On a velocity/ time graph what does:


A) a horizontal line mean?


B) a line going diagonally up mean?

A) constant speed


B) accelerating

What does friction mean?

Energy that is created by two surfaces running together

What is the equation for momentum ?

Momentum (Kgm/s) = mass (kg) X velocity (m/s)

What is the energy of a moving object called?

Kinetic energy

If an object is raised of the ground, what type of energy is increased?

Gravitational potential energy