Which of the vectors in the graph below is the negative of the vector v?

Which feature indicates that mars resides in the inner region of the solar system

True or false: the revolution of the earth creates day and night as it rotates around the sun

Consider an ideal gas at 27.0 degrees celsius and 1.00 atmosphere pressure. imagine the molecules to be uniformly spaced, with each molecule at the center of a small cube. what is the length l of an edge of each small cube if adjacent cubes touch but don't overlap?