Question

2. Write a note on the solar system
3. How do artificial satellites help us​

Answer 1

Answer:

3)NASA satellites help scientists study Earth and space. ... They also measure gases in the atmosphere, such as ozone and carbon dioxide, and the amount of energy that Earth absorbs and emits. And satellites monitor wildfires, volcanoes and their smoke. All this information helps scientists predict weather and climate.

Answer 2

Answer:

1 The Solar System is the Sun and all the objects that orbit around it. The Sun is orbited by planets, asteroids, comets and other things. The Solar System is about 4.6 billion years old. It formed by gravity in a large molecular cloud.

2Artificial satellites are used to study the Earth, other planets, to help us communicate, and even to observe the distant Universe. Satellites can even have people in them, like the International Space Station and the Space Shuttle.

Explanation:

1 The Solar System is the Sun and all the objects that orbit around it. The Sun is orbited by planets, asteroids, comets and other things. The Solar System is about 4.6 billion years old. It formed by gravity in a large molecular cloud. 2 Artificial satellites are used to study the Earth, other planets, to help us communicate, and even to observe the distant Universe. Satellites can even have people in them, like the International Space Station and the Space Shuttle.