2. Theo observes a star. He observes it at 9:00 P. M. on September 9. When will the star be in the same position, at the same exact time of night again?
A. one day later
B. one week later
C. one month later
D. one year later

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.

Margaret wants to make an orange flavored drink by stirring powdered drink mix into a glass of water. she doesn't like drinks that have small clumps of powdered solid in them, so she wants the drink to be a perfect solution. what factors should margaret not consider when deciding how much powder to add to her glass of water?

What are transitions between a liquid and gas called? identify which way they are transitioning