Optics ch. 19 ICP-P

A mirror with a flat surface is a

• convex mirror.

• concave mirror.

• virtual mirror

• plane mirror.

Tags

NGSS.MS-PS4-2

What is the point called at which the reflected rays intersect

• plane image

• virtual image

• focal point

• illumination point

A convex mirror can form

• only real images.

• only virtual images

• only real images

• both virtual and real images

Light refracts when it

• bounces off a surcface

• changes speed

• is emitted from a laser

• spreads out from its source

Tags

NGSS.MS-PS4-2

Light can be transmitted through long fiber optic strands because of

• refraction

• external diffraction

• interference

• total internal reflection

Tags

NGSS.HS-PS4-5

Which optical instrument uses a large concave mirror, a plane mirror, and a convex lens to gather light, focus, and enlarge an image?

• refracting telescope

• film camera

• microscope

• reflecting telescope

Tags

NGSS.HS-PS4-5

A compound microscope uses

• a mirror to reflect an image of a small object

• two convex lenses to magnify a small object

• a convex mirror and a lens to enlarge an image

• a lens that flips up to let light through the mirror.

The lens of the human eye can change its focal length by

• changing its index of refraction

• controlling the amount of light entering the eye

• it can't

• changing shape

Which of the following correctly describes the path that light takes when it enters the eye?

• cornea, pupil, lens, retina

• pupil, cornea, lens, retina

• lens, cornea, pupil, retina

• retina, lens, cornea, pupil

A vision problem that results in seeing blurry images at all distances due to a misshapen eye is called

• nearsightedness

• farsightedness

• astigmatism

• color blindness