SECOND LONG TEST: SCIENCE 10

The image you see in a plane mirror is called a _______________ image because it is not a real, physical object

• imaginary

• physical

• reflected

• virtual

The image seen in a plane mirror is ______________.

• real and inverted

• real and upright

• virtual and inverted

• virtual and upright

Which of the following tells the difference between lenses and mirrors?

• Lenses refract light, mirrors reflect light

• Lenses make object appear larger, while mirrors give exact copy of object.

• Lenses reflect light, mirrors refract light.

•    Lenses produce virtual image; mirrors make real image.

Concave mirror         

• bulges out toward the light source

•   curves towards the center

•   diverge light rays

•     creates smaller image of an object

What kind of mirror is used by dentists in examining tooth cavities?

• Plane mirror

• Concave mirror

•    Convex mirror

• a.      None of the above

  Vehicle’s side mirrors are                        .

• plane mirrors

• concave mirror

• convex mirror

•   None of the above

The sun’s rays are observed to focus at a point behind a lens. What kind of lens was used?

•   converging lens    

• diverging lens

•   focusing lens

• none of the above

   Looking through a concave lens, arm-length away can make object appear

               .

•      smaller and upright

• smaller and upside down

•   larger and upright

•   larger and upside down

   

To correct nearsightedness, a person is prescribed with what kind of lenses?

• Converging lens

•   Diverging lens

• Focusing lens

• None of the above.

   

Which describes a concave lens?

• more transparent in the middle

• thinner in the middle than on the edges

• thinner on the edges than in the middle

• triangular in shape