Astronomy: Telescopes

Front

What is the best location for a telescope to obtain the clearest images of deep space?

Back

In space.

Front

Why is Ultra-Violet observing necessary to be conducted in space?

Back

The ozone blocks most of the UV rays at the surface.

Front

When observing a galaxy that is 2 billion light years away, what do you see?

Back

You see the galaxy as it was 2 billion years ago.

Tags

NGSS.HS-PS4-3

Front

What technology do modern telescopes use to capture images instead of film?

Back

CCDs (Charge-Coupled Devices).

Tags

NGSS.HS-PS4-5

Front

What is one issue caused by the atmosphere that affects telescope observations?

Back

Atmospheric blurring.

Front

What is a telescope?

Back

An instrument that gathers and magnifies light to observe distant objects.

Tags

NGSS.HS-PS4-3

NGSS.HS-PS4-5

Front

What is the primary purpose of a reflecting telescope?

Back

To use mirrors to gather and focus light.

Front

What is the difference between a refracting telescope and a reflecting telescope?

Back

Refracting telescopes use lenses, while reflecting telescopes use mirrors.

Tags

NGSS.MS-PS4-2

Front

What is the significance of the Hubble Space Telescope?

Back

It has provided unprecedented images and data about the universe from space.

Front

What is light pollution and how does it affect astronomical observations?

Back

Light pollution is artificial light that obscures the visibility of celestial objects.