Which uses electromagnetic radiation to discover the properties and composition of bodies in space? space probe space station space shuttle space observatory

Space observatory

Explanation:

A space observatory, also known as a space telescope, is an artificial satellite used, through electromagnetic radiation, to observe planets, stars, galaxies or other celestial bodies similar to telescopes on earth. A great number of telescopes have been put in orbit, fact that provided a great advance of the knowledge of the cosmos.

im not exactly sure but i think its b!

question: ray weighs 100 kilograms, his wrestling partner, bobby, weighs 50 kilograms. if ray moves at 4 m s , how fast will bobby have to run at him to apply an equal amount of kinetic energy?

answer: 8 m/s he needs to run twice as fast to keep up so he has some work to do

explanation:   if the mass has units of kilograms and the velocity of meters per second, the kinetic energy has units of kilograms-meters squared per second squared.

question answered by

(jacemorris04)