1) Why do we need space telescopes to study X-rays and gamma rays? a) Earth’s atmosphere blocks them b) They are too bright to see c) They only happen during the daytime d) They are too small to detect 2) What is the biggest source of energy in our Solar System? a) The moon b) The sun c) A black hole d) A comet 3) What happens if something gets too close to a black hole? a) It turns into a star b) It bounces off c) It gets pulled in d) It disappears forever 4) What do scientists use to detect X-rays and gamma rays from space? a) Magnifying glasses b) Binoculars c) Microscope d) Space telescopes 5) Which type of radiation has the shortest wavelength and the highest energy? a) Gamma rays b) Infrared c) Radio waves d) Visible light

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