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Science
4.12 Quiz: Your Eye
1.Which of these is a convex lens?
A. Waves, sound and light, Lenses
B. Waves, sound and light, Lenses
C.Light rays passing through a concave lens
D.Waves, sound and light, Lenses
2. What do an eye, a telescope, and a microscope have in common?
A. They all refract light to make an object look closer.
B. They all contain lenses that act as photoreceptors to project an image.
C. They all contain a transparent part with at least one curved surface that refracts light.
D. They all reflect light to increase the size of an object.
3. Which statement is true about the part of the electromagnetic spectrum that is visible to the human eye?
A. It is made up of two types of electromagnetic waves.
B. It is made up of three types of electromagnetic waves.
C. It is divided into seven ranges of wavelengths.
D.It is divided into nine ranges of wavelengths.
4. What is the name for the layer of cells at the back of the eye that contains photoreceptors?
A.cornea
B.retina
C.pupil
D.lens
5. Which part of the eye controls whether or not the pupil dilates or constricts?
A.retina
B.optic nerve
C.iris
D.cornea
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Answer:
sorry i don't know.
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