Science Ch. 10 Test

When light travels through the eye, it passes through the cornea, the pupil, and the lens to reach the ___________ .

• sclera
• retina
• iris

The eyeball is too short and the lens of the eye focuses the image behind the retina when a person has ___________________ vision.

• farsighted
• nearsighted
• normal

Glass or plastic lenses that are thinner in the middle than at the edges and that refract light outward are ______________ lenses.

• concave
• convex
• opaque

A form of energy that people can see is ___________ energy.

• thermal
• sound
• light

Light travels in straight lines called ______________.

• flickers
• rays
• rainbows

The energy that an object has due to the motion of its particles is _________________ energy.

• light
• sound
• thermal

God made the human eye to see ____________ electromagnetic waves.

• all
• some
• no

You can see the light of the sun, the light of a computer screen, and the light of a table lamp because ___________________.

• they are all forms of visible light, and God made the human eye to see visible light.
• they are all luminous objects, and the human eye can only see luminous objects.
• they are all forms of electromagnetic energy, and God made the human eye to see all electromagnetic waves

Matter that allows some light rays to pass through it, such as wax paper, is _____________ .

• transparent
• translucent
• opaque

Objects that can make their own light, such as jellyfish and computer screens, are ________________ .

• luminous
• nonluminous
• opaque