Lenses

Multiple Choice

When doing a ray diagram, you can represent an image as:

• An arrow labelled image

• An arrow

• An arrow labelled object

• An eye

Multiple Choice

This image is...

• Inverted and smaller
• inverted and bigger
• not inverted and smaller
• not inverted and bigger

Multiple Choice

a real image...

• is produced by virtual rays and can be projected on a screen
• is produced by real rays and cannot be projected on a screen
• is produced by virtual images and cannot be projected on a screen
• is produced by real rays and can be projected on a screen

Multiple Select

Choose all correct statements for a virtual image

• Cannot be projected on to a screen

• Can be projected on to a screen

• Light rays do not pass through image

• Light rays do pass through image

Multiple Choice

___ is when light travels through a material and bends.

• Diffraction
• Dispersion
• Mirage
• Refraction

Multiple Choice

What type of image is formed when rays of light actually intersect?

• real
• virtual
• projected
• curved

Multiple Select

Which of the following are uses for convex lenses? (Choose all that are correct)

• Camera lens

• Telescope lens

• Microscope lens

• Magnify glass

Multiple Choice

What does the word "converging" mean?

• to separate
• to come together
• parallel 
• perpendicular

Multiple Choice

A converging lens is also known as a ____ lens.

• convex
• concave
• double
• refracted

Multiple Choice

The point where the rays meet is known as....

• Fire
• the focal point
• refraction
• Plane of the lens

Multiple Choice

Is a convex lens thicker or thinner in the middle?

• Thicker 
• Thinner 

Multiple Choice

Which describes a convex lens?

• triangular in shape
• more transparent in the middle
• thicker on the edges than in the middle
• thicker in the middle than on the edges

Multiple Choice

This image is.....

• inverted and smaller
• inverted and larger
• not inverted and smaller
• not inverted and larger

Multiple Choice

If an object's distance from a convex lens were increased, the image would become which of the following?

• Larger and virtual
• Larger, only
• Smaller, only
• Smaller and virtual

Draw

Draw a concave and a convex lens

Fill in the Blank

Which lens is used as a reading mirror? (TYPE JUST THE NAME OF THE LENS)

Multiple Choice

What type of lens do humans have in their eyes? 

• Concave Lens 
• Convex Lens