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Probes, Telescopes and Satellites
Question | Answer |
---|---|
How many Space Probes have been sent out? | Five--- Pioneer 10 and 11-- Voyageur 1 and 2-- New Horizons |
What are sundials? | objects that measure the time according to the shadow from the sun on the dial |
What is a refracting telescope? | a large area is focused through refracting lenses into a smaller image |
What is a reflecting telescope? | mirrors are used to reflect the light into a small area. |
What was the first satellite launched? | Sputnik |
Canada was the _______ country to launch a satellite. | third |
What is a Geostationary Orbit? | satellites that don't move. |
What does GPS stand for? | Global Positioning Satellite |
How many satellites are needed to determine your position on earth? | 3 |