Review for Long Test 2.2

Which of the following objects will refract the light as it passes through it?

• Magnifying glass

• Security mirror

• Christmas ball

• Plane mirror

What will happen to the parallel ray as it passes through the concave lens?

• The ray extends to the focal point

• The ray refracts to the focal point prime

• The ray refracts parallel to the principal axis

• The ray extends to the center of curvature

What will happen to the light rays as it passes through a convex lens?

• Diverge

• Parallel

• Converge

• Reflects

Describe the image form, when an object is placed to the right of the focal point of a concave lens.

• In front of the lens, Inverted, Magnified, Real

• In front of the lens, Upright, Diminished, Real

• In front of the lens, Upright, Magnified, Virtual

• In front of the lens, Inverted, Diminished, Virtual

When describing an image, a real image is always ___________.

• Upright

• Inverted

• Diminished

• In front of the lens

A ray is travelling in air (n=1.0003). If it enters a beaker full of methanol (n=1.329), what will be the path of light?

• The path will not change

• The light will bend closer to the normal line

• The light will move away from the normal line

• The light will be parallel to the boundary of the two mediums

Janelle picked up a lens and saw a smaller image no matter how far away her eye was in front of the lens. What type of lens did she look through?

• Concave

• Convex

• Plane

• Either concave or convex

Arrange the following materials based from the speed of light (from slow to fast) as it enters the material: Benzene (n=1.50), Quartz (n=1.54), Polystyrene (n=1.49), Water (n=1.33)

• Quartz > Polystyrene > Benzene > Water

• Water > Polystyrene > Benzene > Quartz

• Quartz > Benzene > Polystyrene > Water

• Benzene > Quartz > Polystyrene > Water

If an object is placed in front of a convex lens, in any location, it can project an image?

• Always true

• Sometimes true

• Never true

A light ray passes through a medium with a 34° angle relative to the normal line. If the angle of incidence is 45°, what happens to the speed of light as it passes through the medium?

• The speed of light remains constant

• The speed of light increases

• The speed of light decreases

• The speed light can’t be determine