Ray Model of Light

Light rays travel in ___________ line even they bounce off a surface

• curve

• straight

• perpendicular

The bouncing of light rays off a surface is called _______________.

How is the name of the mirrors we use to check our appearance

• convex mirror

• concave mirror

• plane mirror

The characteristics of a plane mirror are the following:

a. The image is ___________ (upright / downwards)

b. The image and the object are the same _________

c. The image is ___________

d. The distance of the object from the mirror is ________ to the distance of the image from the mirror.

How is the image reflected in plane mirror?

• the left and right are equal in the object and in the reflection

• laterally inverted

• laterally equal

• the left and right are interchanged

How we trace the light rays as they are reflected off a smooth surface?

The ray of light from the top of the tree to the point O is called __________ ray, making an angle of _____________

The light ray that bounces off the mirror and travels down is called ____________ ray, making an angle of _____________

The line perpendicular to the surface is called _____________

The texture of a surface doesn't affect the type of reflection that occurs at the surface

• True

• False

If the light rays are reflected off a smooth surface __________ reflection occurs. The image formed is ________________

• clear and undistorted

• distorted or gets no image

• regular

• irregular

If the light rays are reflected off a rough surface __________ reflection occurs. The image formed a the surface is ____________

• clear and undistorted

• gets no image

• regular

• irregular

When parallel light rays are reflected in a plane mirror (smooth surface), the light rays remain _____________

• perpendicular

• scatter in different directions

• parallel