P1- Looking into space 0.0 / 5 ? PhysicsEarth in spaceGCSEOCR Created by: Former MemberCreated on: 15-04-14 17:28 What can you use to measure the distance of nearby stars? Parallax and Brightness 1 of 5 How do astronomers measure the distance of a star using parallax? They take pictures of the sky 6 months apart 2 of 5 How does parallax show the measurement of stars? Stars that are further away appear to move less than the stars that are closer to the Earth. 3 of 5 Why is it better for telescopes to be in space rather than on Earth? Light pollution on the Earth makes it harder for us to see dimmer objects. 4 of 5 What are the issues with using brightness as a measurement of stars? A star that looks very bright to us could be quite close to Earth and not that bright, or it could be a star quite far away and very bright. 5 of 5
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