WorksheetsYear 8 Light
Total questions: 21
Worksheet time: 16mins
Which term is used to describe height of a wave?
amplitude
wavelength
peak
trough
True or false:
Wavelength can be described as the distance between two peaks/crests.
true
false
Which term describes the number of waves that pass a certain point each second?
amplitude
wavelength
frequency
Complete:
The ___ of incidence equals the angle of ___.
frequency, reflection
reflection, incidence
angle, reflection
angle, incidence
Which term is given to the change of direction of light rays when they passes into a more dense or less dense medium [such as a solid, liquid or gas]?
reflection
refraction
dispersion
True or false:
An example of a luminous object is the moon.
true
false
True or false:
Refraction of white light splits it into its separate colours.
true
false
True or false:
Light can travel through a vacuum.
true
false
Does light travel faster or slower in glass than air?
faster
slower
When white light is shone at a blue filter, only blue light passes through it because all of the other colours are ___.
reflected
refracted
absorbed
Reflection is to bouncing as refraction is to:
bending.
breaking.
dissipating.
halting.
In this diagram, which is the angle of incidence?
Angle A
Angle B
Angle C
Angle D
A material that allows light to pass through it.
opaque
translucent
transparent
prism
A material that DOES NOT allow light to pass through it.
opaque
translucent
transparent
prism
If a black and white car were parked next to each other on a sunny day. Compare the temperatures of the two cars.
The black car would be cooler.
The white car would be hotter.
The black car would be hotter.
They would be the same
