Looking Into Space
Radio Telescopes.
http://en.wikipedia.org/wiki/Radio_telescope
Paste an image of what a radio telescope looks like.
How are radio telescopes different from optical telescopes?
Why are optical telescopes put on mountain tops?
Where are radio telescopes put in valleys?
When was the first radio telescope used?
Where is the biggest one?
http://images.google.co.uk/images?svnum=10&um=1&hl=en&q=radio+telescope+images&btnG=Search+Images
Paste some images made by radio telescopes.
The Hubble Telescope.
The Hubble telescope is in orbit around the earth looking out into space. Have a look at the ‘hubblesite’ link and see what you can find in the ‘Hubble essentials’ area.
Paste a picture of the Hubble Telescope.
When and how was it launched?
Two organisations developed it; who were they?
Why is a space-based telescope such a good idea?
Does the Hubble collect light or radio waves?
How big is the main mirror?
From where is the telescope controlled?
How does the data get back to earth?
How long will Hubble last?
What will replace it?
Why will this replacement give even better images?
Go into the Hubble Gallery and paste some images from the telescope.
Have a look at some of the film footage in the ‘Hubble Discoveries’ section.