telescopes

A refracting telescope uses _______ to focus light.

• Lenses

• Mirrors

• Lasers

• Water

Reflecting telescopes use _______ to focus light.

• Lenses

• Flat mirrors

• Mirrors

• A lens and lasers

Both reflecting and refracting telescopes are designed to

• break visible light into colors of the spectrum.

• separate visible light from ultraviolet and radio waves.

• to concentrate visible light

• work better with short-wavelength radiation.

X-rays are absorbed by the atmosphere. Where is the best location for an x-ray telescope?

• On top of a mountain

• At sea level

• In space

• Underground

Tags

NGSS.HS-PS4-4

What is the definition of aperture?

• The number of objects that can be seen by a telescope.

• The smallest two points that are distinguishable from each other.

• The diameter of the objective lens.

• The shape of the mirrors in a reflecting telescope.

what is the best stop for a optical telescope

• deser

• mountain

• middle of a ocean

• a open field

where are gamma ray telescopes located

• space

• earth

why are optical telescopes sent to space

• to get rid of earths atmosphese

• the rain is bad for the telescope

• space is cool

• the mirrors/lenses might brake on earth

witch telescopes would be better at observing stars

• ultraviolet

• gamma ray

• thermal

• x-ray

what is the order of a telescope part

• light,object in space,aperture,mirror,shutter,detector

• mirror,shutter,detector,light,object in space,aperture

• detector,light,object in space,mirror,aperture

• object in space,light,mirror,aperture,detector,shutter