Physics P2

What can forces do?

Resultant force

If resultant force on stationary object is

Zero?

Greater than zero?

If resultant force on moving object is

Zero?

Greater than zero?

Acceleration

Acceleration of an object is determined by?

The acceleration of an object is given by the equation:

Stopping distance

Stopping distance depends on:

Things which affect thinking distance:

Things which affect braking distance:

Terminal velocity

Kinetic energy

Momentum

Potential energy

Velocity

Velocity-time graph

Distance-time graph

Why do we get static electricity?

How is static electricity caused?

Why can the electrons move in the metal?

What is electric current?

Series circuit

Parallel circuit

Why do the electrons flow around the current?

Potential difference

Direct current (d.c.).

Alternating current (a.c.)

What mains electricity supply in the UK?

Live wire

Neutral wire

Earth wire

Fuse

Residual current circuit breaker (RCCB)

Gamma ray