Systems for looking into space Flashcards
1
Q
What does a telescope do?
A
it makes faraway objects look closer
2
Q
Before Galileo, nobody knew that the planet Jupiter had moons. What was the reason?
A
The moons were too small to see with the naked eye, but Galileo’s telescope made them big enough to see.
3
Q
What does SKA stand for?
A
Square Kilometre Array
4
Q
Why are the words “square kilometre” in the name?
A
the areas of all the dishes will add up to an area of one square kilometre
5
Q
Astronomers build their telescopes far away from the cities. Think of a reason why they do this?
A
The bright lights of the city make the sky bright and so it is harder to see the stars.
