PRE TEST- LESSON 6

Which of the following describes reflection?

• Reflection is a bouncing off of light rays when it hits the surface like a plane mirror

• Reflection is the bending of light rays when it hits the surface like a plane mirror.

• Reflection is a bouncing off of light rays when it hits the surface like a lens.

• Reflection is the bending of light rays when it hits the surface like a lens.

Which of the following examples shows reflection of light on smooth surfaces?

• Mayon Volcano and it’s reflection on calm water

• Taal Volcano and it’s reflection on wavy water

• A mountain and it’s reflection on wavy water.

• A boat and it’s reflection on wavy water.

You see the reflection of the clock without numbers in your plane mirror. The image formed by the hands of the clock shows the time of 3:30. What is the real time?

• 3:30

• 8:30

• 9:30

• 10:30

Cardo Dalisay stands 2-m tall in front of a plane mirror. What is the height of his image?

• 1 m

• 2 m

• 3 m

• 4 m

A light ray, traveling parallel to a concave mirror’s axis, strikes the mirror’s surface. The reflected ray ____________.

• Passes through the mirror’s focal point

• Again, travel parallel to a concave mirror’s axis

• Travels at right angles to the mirror’s axis

• Passes through the mirror’s center of curvature

Where should an object be placed in front of a concave mirror so that the image will have the same size as the object?

• At the focus

• At the center of curvature

• Between focus and the vertex

• Between focus and the center of curvature

What kind of mirror is used by Department stores to give a wider area and smaller image of the shopper/buyers?

• Plane mirror

• Convex mirror

• Concave mirror

• All the kinds of Mirror

Refer to the diagram:

Where is the location of the object in the figure above?

• Farther then C

• At F

• Behind the Mirror

• In Front of the Mirror

What is the size of the image?

• Same size

• Enlarge

• Reduce

• Magnified

What is the orientation of the image?

• Erect

• diagonal

• Inverted

• no orientation