science light and colours sec 2

Descripción

secondary 2 science Test sobre science light and colours sec 2, creado por Grace Zhang el 26/04/2015.
Grace Zhang
Test por Grace Zhang, actualizado hace más de 1 año
Grace Zhang
Creado por Grace Zhang hace más de 9 años
284
2

Resumen del Recurso

Pregunta 1

Pregunta
which one travels faster?
Respuesta
  • sound
  • light

Pregunta 2

Pregunta
Sound does not need a medium to transfer sound waves.
Respuesta
  • True
  • False

Pregunta 3

Pregunta
luminous objects does not emit light on its own.
Respuesta
  • True
  • False

Pregunta 4

Pregunta
luminous objects
Respuesta
  • moon
  • sun
  • lamp
  • glow-worms

Pregunta 5

Pregunta
light travels in a straight line
Respuesta
  • True
  • False

Pregunta 6

Pregunta
which one is converging light rays?

Pregunta 7

Pregunta
solar eclipse
Respuesta
  • sun moves between the moon and earth
  • earth moves between the sun and the moon
  • moon moves between the sun and the earth

Pregunta 8

Pregunta
umbra region
Respuesta
  • region where partial shadow is experienced.
  • region where there is a total shadow.

Pregunta 9

Pregunta
the amount and direction of reflected light depends on the surface on which it strikes.
Respuesta
  • True
  • False

Pregunta 10

Pregunta
the reflection of light
Respuesta
  • the reflection of light is the bouncing of light off a surface.
  • the reflection of light is the bending of light as it travels from one medium to another

Pregunta 11

Pregunta
which one is concave mirror?

Pregunta 12

Pregunta
angle of incidence does not equivalent to angle of reflection.
Respuesta
  • True
  • False
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