When patterns of stars appear to move across the sky, it provides evidence that . A. Earth and stars move together
B. Earth rotates in space
C. patterns of stars can change
D. stars actually move

Which function is performed by earths atmosphere? a. ultraviolet rays are prevented from reaching the ozone layer. b. earths temperature is raised and moderated by trapping in heat c. charged particles from the sun are prevented from reaching earth. d. magnetic charges from space are prevented from reaching earths surface.

At a temperature of 393 k, the temperature of a sample of nitrogen is 1.07 atm what will the pressure be at a temperature of 478 k

Can someone me with questions 15 to 17 plz.