Physics year 7 revision

Descripción

Test sobre Physics year 7 revision, creado por Anton Lawrence el 05/06/2018.
Anton Lawrence
Test por Anton Lawrence, actualizado hace más de 1 año
Anton Lawrence
Creado por Anton Lawrence hace más de 8 años
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Resumen del Recurso

Pregunta 1

Pregunta
There are two forces acting on a car. If they are [blank_start]Equal[blank_end] then the car is stationary, if one if the one that is propelling the car forward is removed the car [blank_start]will slow down and stop.[blank_end]
Respuesta
  • Equal
  • uneaven
  • different
  • will slow down and stop.
  • will speed up.
  • will come to an immediate stop.

Pregunta 2

Pregunta
If Someone is skydiving and they deploy their parachute, the air resistance has decreased.
Respuesta
  • True
  • False

Pregunta 3

Pregunta
Why are head on collisions so dangerous in cars?
Respuesta
  • you add the speed of the cars so it is double the speed.
  • They are not
  • They are going faster than eachother

Pregunta 4

Pregunta
Which of these are non-contact forces. (tick two)
Respuesta
  • gravity
  • friction
  • magnetism
  • air resistance

Pregunta 5

Pregunta
Parallel and series circuits are the same.
Respuesta
  • True
  • False

Pregunta 6

Pregunta
What causes acid rain?
Respuesta
  • Meteors
  • Petrol fumes
  • Sewage
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