Lenses.

Which is considered a convex lens?

• camera

• flashlights

• Peepholes

• Glasses for nearsightedness

Tags

NGSS.MS-PS4-2

Which is considered a concave lens?

• telescopes

• camera

• telescope

• flashlight

A concave lens is thinner in the middle and thicker at the edges.

• True

• False

Convex lens is curved on both sides. It is thicker in the middle and thinner at the edges.

• True

• False

Are Binoculars : Concave or Convex

• Convex

• Concave

What type of lens is a peephole

(a)  

Do you like learning about lenses

• No

• Yes

When was the Microscope invented?

• Early 17th century

• Early 18th century

• Early 19th century

Define Conave lens.

(a)  

who invented the refracting telscope?

• Issac Newton

• Micheal Jordan

• Thomas Eddison

• Cam newton