Optics Quiz

Which is NOT part of the visible spectrum?

• infrared

• orange

• violet

• yellow

Which has the longest wavelength?

• infrared

• red

• ultraviolet

• violet

Which is evidence that light travels in straight lines?

• Candles give off light.

• Car headlights point forward.

• Glass is transparent.

• Shadows form.

Which statement best defines "medium"?

• the height of a wave

• the matter that waves travel through

• the number of oscillations that occur in a given time

• the order of colors in the visible spectrum

Which statement best describes the term "ray"?

• an explanation based on observation of how light behaves

• a straight line that represents the path of a beam of light

• light that is bent as it passes through a translucent object

• light that passes through any substance.

What will be the characteristics of the image formed in a plane mirror?

• larger and inverted

• larger and upright

• smaller and inverted

• Same size and upright

Which letter corresponds to the refracted ray?

• A

• B

• C

• D

The diagram demonstrates Jerome's eye condition. What is this condition called?

• color blindness

• far-sightedness

• near-sightedness

• snow blindness

Which device does NOT use lenses?

• magnifying glass

• microscope

• satellite dish

• Telescope

Which of the following is not a property of light?

• Travels to the same degree through all materials

• Rectilinear propagation

• Refraction

• Dispersion