1. What are celestial bodies?
2. What is atmosphere?
3. What is mantle?
4. What is corona?
5. Write the functions of an artificial satellite.
B. Answer the following questions.
Answers
Explanation:
1= A celestial body can be defined as any natural body outside of the Earth's atmosphere. Celestial bodies or heavenly bodies are objects in space such as the sun, moon, planets and stars. A natural celestial object, visible in the sky, such as a star, planet, natural satellite, asteroid, comet, the Moon or the Sun.
2= the mixture of gases that surrounds the earth or any other star, planet, etc.
3=the part of the earth between the surface (crust) and the centre (core
4=Coronavirus disease (COVID-19) is an infectious disease caused by a newly discovered coronavirus.
5= Artificial satellites can have a range of missions, including scientific research, weather observation, military support, navigation, Earth imaging, and communications. Some satellites fulfill a single purpose, while others are designed to perform several functions at the same time