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Creado por Sophie Weldon
hace más de 8 años
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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