Class Notes Topic 8 Lesson 5c

What happens when light hits an object?

• Reflection

• Refraction

• Absorption

Multiple Choice

Which of the following does not use a lens or lenses?

• Binoculars

• Window

• Microscope

• Teloscope

Reflection

• Occurs when light bounces off of an object

• Regular & Diffuse Reflections

• The colors we perceive are those that are reflected off of an object.

Multiple Choice

True or False

A convex lens can produce both a virtual image as well as a real image.

• Partially true
• True
• Depends on the distance
• False

Multiple Choice

If the images is between the lens and the focal point of a convex lens the image will look _________.

• reduced and real
• inverted and virtual
• enlarged and virtual
• magnified and real

Multiple Choice

Which word best describes what happens to light when it "refracts"?

• stops

• bends

Multiple Choice

What are three things that can happen when light hits an object?

• Regular, Diffuse, Obtuse

• Reflection, Refraction, and Absorption

• Concave, Convex, Plane

Multiple Choice

If the images is further away from a concave lens the image will look _________.

• larger
• clearer
• brighter
• smaller

Multiple Choice

Why does a convex lens always form virtual image?

• The lens absorbs light and projects a virtual image.
• Light rays converge after passing through the lens, creating a virtual image.
• Light rays never converge after passing through the lens, creating a virtual image.

• The lens refracts light in a way that creates a virtual image.

Multiple Choice

Which type of lens is thicker in the middle?

• Concave

• Convex

Multiple Choice

What type of lens do we have in our eye?

• Concave

• Convex