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More cards in this set
Card 16
Front
How fast does light travel?
Back
Card 17
Front
How much bigger is the suns diameter than the Earth's?
Back
Card 18
Front
How much bigger is the diameter of the milky way than the Sun's?
Back
Card 19
Front
How much bigger is the distance between the Milky Way and the nearest galaxy compared to the sun and its nearest star?
Back
Card 20
Front
How old is the Earth?How old is the Sun?How old is the Universe?
Back
Card 21
Front
What are two ways of working out how far away a star is?
Back
Card 22
Front
What is parallax angle?
Back
Card 23
Front
How can measuring the brightness be used to find out the distance to a star?
Back
Card 24
Front
Why did scientists put the Hubble telescope in space?
Back
Card 25
Front
How fast does electromagnetic radiation travel?
Back
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