What do astronomers expect will eventually happen to the milky way galaxy?

Which of the following bonds would be most polar? a. c-i b. c-br c. c-cl d. c-f e. c-o

You throw a baseball directly upward at time =0 at an initial speed of 14.9 m/s. what is the maximum height the ball reaches above where it leaves your hand? ignore air resistance and take =9.80 m/s2.

Suppose astronomers built a 140-meter telescope. how much greater would its light-collecting area be than that of the 10-meter keck telescope? express your answer using two sign