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12 questions
When all light is absorbed by an object, it will appear
black
white
translucent
The reflected colour of the leaf in this ray diagram is _____
The protective front covering of the eye that is completely transparent is the ...
Retina
Cornea
Optic nerve
Lens
Which of the following diagrams shows light that is reflected off a rough surface?
Diagram A
Diagram B
Both diagram A & B
Provide the correct term for the following definition: When a light ray approaches a smooth polished surface and the light ray bounces back. _________
Name the colour of visible light that has the highest frequency and therefore shortest wavelength as well
TRUE OR FALSE
In regular reflection, the angle of incidence is equal to the angle of reflection
Identify the angle of reflection
X
Y
Calculate the angle of incidence.
40 degrees
55 degrees
50 degrees
60 degrees
Refraction allows white light to disperse (spread out) into its 7 colours when passed through a triangular glass prism. During refraction, which of the following happens to light? (select all that apply)
light bends or changes direction when it enters a different medium
Light changes speed when it enters a different medium
light continues the same direction as it enters a new medium
Calculate the angle of reflection
40 degrees
55 degrees
50 degrees
60 degrees
Name the phenomenon represented by the picture alongside. __________
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