Astronomers use light to study things in space. Objects like planets,stars and galaxies all emit or reflect light. Telescopes help astronomers collect light from objects that are far away in space.
How much do you know about the topic of light? Match the word to the correct definition to find out!
Scientists are always discussing and debating their ideas. One topic that is continually up for debate is ‘Should humans explore space?’. Some people think it is important for people to visit other worlds.