Light & Telescopes

A refracting telescope uses _______ to focus light.

• Lenses

• Mirrors

• Lasers

• Water

Tags

NGSS.HS-PS4-5

Reflecting telescopes use _______ to focus light.

• Lenses

• Flat mirrors

• Curved Mirrors

• A lens and lasers

Which of these light types cannot be captured by a telescope?

• Radio waves

• Microwaves

• Ultraviolet

• All of them can be captured

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-3

The type of light humans can see is called ___________ light.

• electromagnetic
• red
• white
• visible

Tags

NGSS.HS-PS4-4

What type of telescope is this?

• Refractor
• Reflector
• Non-Optical
• X- Ray

What type of telescope is this?

• Refractor
• Reflector
• Non-Optical
• X- Ray

Tags

NGSS.HS-PS4-3

Which telescope bends light the most making distorted images? 

• Reflector
• Refractor
• Compound

Modern telescopes don't use film to capture images, instead they use:

• CCDs

• USBs

• HDDs

• CD-ROMs

Tags

NGSS.HS-PS4-1

What is a photon?

• When radiation burst through electric waves
• The emission of electrons from a metal caused by light striking the metal
• The rate at which a waves energy flows through a given unit of area.
• packets of electromagnetic energy

Tags

NGSS.HS-PS4-3

Why must Ultra-Violet observing be done in space?

• The ozone blocks most of the UV rays in the surface.
• It’s hard to know exactly where the ozone hole will be to find UV images
• It’s hard to use UV telescopes and radio telescopes together on the surface.
• It’s hard to use UV X-Ray telescopes and radio telescopes together on the surface

Tags

NGSS.HS-PS4-4