Exploring The Universe

Question 1

Demonstrate an understanding of the impact of data gathered by modern telescopes on our understanding of the universe.

Answer 1

• the observations of galaxies because of improved magnification
• the discovery of objects not detectable using visible light
• the ability to collect more data

Question 2

Explain why some telescopes are located outside the earths atmosphere

Answer 2

Light waves from space are not reflected or refracted by clouds and dust or even by movements of air in the atmosphere.
Produces clearer and sharper images.

Question 3

Describe the use of other regions of the electromagnetic spectrum by some modern telescopes

Answer 3

The Hubble space telescope has been in orbit around the earth since 1990. It can produce very clear and sharp images of stars and galaxies.