UNIVERSE
SATELLITESICY BODIES
|
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
|
|
an object that revolve around another object
|
|
|
a planet that revolve around the moon
|
|
|
a moon that rotate on its own axis
|
|
|
a star that rotate around the Sun
|
Detailed explanation-1: -An orbit is a regular, repeating path that one object takes around another object or center of gravity. Orbiting objects, which are called satellites, include planets, moons, asteroids, and manmade devices. Objects orbit each other because of gravity.
Detailed explanation-2: -The first satellite revolves in a circular orbit of radius R with speed V1. The second satellite revolves in an elliptical orbit, for which minimum and maximum distances from the sun are R/3 and 5R/3 respectively.
Detailed explanation-3: -They are used for diverse purposes such as weather forecasting, television signal, amateur radio and internet communications and the Global Positioning System. They are also used to look outward at the solar system for research and data gathering purposes.