Lenses and Devices

What does the word "converging" mean?

• to separate
• to come together
• parallel 
• perpendicular

A converging lens is also known as a ____ lens.

• convex
• concave
• double
• refracted

When an object is placed on the focal point in front of a convex lens, the image produced is ___.

• real, reduced, and inverted
• real, enlarged, and inverted
• real, true, and inverted
• There is no image

When an object is placed between the focal point and the convex lens, the image produced is ___.

• real, reduced, and inverted
• real, enlarged, and inverted
• virtual, enlarged, and upright
• virtual, reduced, and upright

What does the word "diverging" mean?

• to spread apart
• to come together
• parallel
• perpendicular

A diverging lens is also known as a ____lens.

• refracted
• diffracted
• convex
• concave

___ is when light travels through a material and bends.

• Diffraction
• Dispersion
• Mirage
• Refraction

Tags

NGSS.MS-PS4-2

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

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

This image is.....

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

This image is...

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