Final answer:
Having a range of tools that can measure all parts of the electromagnetic spectrum is important in astronomy because different wavelengths of electromagnetic radiation carry different kinds of information and provide unique insights into celestial objects. Additionally, studying the entire electromagnetic spectrum allows astronomers to gather a more complete picture of the universe and has led to major scientific discoveries.
Step-by-step explanation:
Having a range of tools that can measure all parts of the electromagnetic spectrum is important in astronomy because different wavelengths of electromagnetic radiation carry different kinds of information and provide unique insights into celestial objects. For example, visible light allows us to observe the color and brightness of stars, while infrared radiation allows us to detect the heat emitted by galaxies. By studying the entire electromagnetic spectrum, astronomers can gather a more complete picture of the universe.
Furthermore, certain phenomena in the universe, such as black holes and pulsars, primarily emit non-visible forms of electromagnetic radiation, such as X-rays and gamma rays. Without tools that can measure these high-energy wavelengths, we would miss out on crucial information about these objects.
Lastly, the development of instruments sensitive to various parts of the electromagnetic spectrum has revolutionized our understanding of the universe and led to major scientific discoveries. For example, the discovery of cosmic microwave background radiation provided strong evidence for the Big Bang theory. Without a range of tools that can measure different wavelengths, such groundbreaking discoveries would not have been possible.