Q2L1 LIGHT AND OPTICS

We see the color _______ when all visible light is reflected off an object.

• White
• Black

Part of a straw that is placed in a glass of water appears bent in relation to the part of the straw that extends out of the water. What is this phenomenon called?

• refraction

• reflection

• diffraction

• retraction

If a light ray strikes a flat mirror at an angle of 27° from the normal, the reflected ray will be

• 27° from the mirror’s surface

• 27° from the normal

• 90° from the mirror’s surface

• 63° from the normal

The picture shows which type of reflection?

• Specular

• X-ray

• Diffuse

• Normal

If you're standing 12 meters in front of a plane mirror, how far away is your image from you?

• 6

• 12

• 18

• 24

In this diagram, which is the angle of incidence?

• Angle A

• Angle B

• Angle C

• Angle D

Which of the following best describes the image formed by a plane mirror?

• virtual, inverted and enlarged

• real, inverted and reduced

• virtual, upright and the same size as object

• real, upright and the same size as object

Which of the following statements are true of converging lenses? Identify all that apply.

• Converging lenses are thicker at the center than they are at the edges.

• If the bottom half of a converging lens is covered, then the top half of the image will not be visible.

• Converging lenses only produce real images.

• Converging lenses can produce images which are both magnified and reduced in size.

• Converging lenses only produce inverted images.

what is the cause of the phenomenon?

• Summation of light

• Dispersion of light

• Scattering of light

• Reflection of light

Mark the characteristics of the image formed on convex mirror.

• upright

• real