Telescopes

What does Reflecting Telescope have?

• Lens
• Mirrors
• Bat ears

What does Refracting Telescope have?

• Sand
• Mirrors
• Lens
• Batmobile 

A telescope that uses lenses and mirrors to collect and focus visible light is called an...

• Refracting Telescope
• Reflecting Telescope
• Optical Telescope
• Radio Telescope

Tags

NGSS.HS-PS4-3

Which of the following does the radiation from a star tell us

• temperature
• velocity
• composition
• all of these

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NGSS.HS-ESS1-2

Why is the Hubble telescope located in space?

• So it can be closer to the stars it magnifies
• They have very large optical lenses
• So its images arent distorted by Earth's atmosphere 
• So it can be operated by astronauts 

Why are many large optical telescopes located on mountains?

• to be closer to the stars
• to be above part of the atmosphere
• because it is easier to build telescopes on mountains
• to be closer to city lights

Radio telescopes biggest advantage is that they:

• Can be used during the day
• Can be used in any type of weather
• Almost all radio waves make it to the surface
• All of these

Tags

NGSS.HS-PS4-3

NGSS.HS-PS4-5

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

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NGSS.HS-PS4-4

What is the MAJOR problem with trying to see stars in or near a city?

• Not as many people with telescopes
• Light pollution
• Clouds
• The stars are too far away.

Tags

NGSS.MS-ESS3-4

Which light waves have the longest wavelength?

• red light

• radio waves

• ultraviolet light

• gamma rays

Tags

NGSS.HS-PS4-1