14060611
Descripción
Test por Anton Lawrence, actualizado hace más de 1 año
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Creado por Anton Lawrence
hace más de 6 años
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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
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Equal
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uneaven
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different
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will slow down and stop.
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will speed up.
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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
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you add the speed of the cars so it is double the speed.
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They are not
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They are going faster than eachother
Pregunta 4
Pregunta
Which of these are non-contact forces. (tick two)
Respuesta
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gravity
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friction
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magnetism
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air resistance
Pregunta 5
Pregunta
Parallel and series circuits are the same.
Respuesta
- True
- False
Pregunta 6
Pregunta
What causes acid rain?
Respuesta
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Meteors
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Petrol fumes
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Sewage
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