Which statement describes the motion of the sun? (2 points)

A. The sun does not rotate.
B. The sun moves around the earth
C. The sun orbits the solar system
D. The sun rotated on an axis

Iron reacts with sulfur to form iron sulfide. if 60 grams of iron reacts with sulfur to produce 90 grams of iron sulfide, how much sulfur has been used in the chemical reaction?

Which is not one of the major climate zones? question 3 options: rain forest polar tropical temperate

Calculate the first and second velocities of the car with four washers attached to the pulley, using the formulas v1 = 0.25 m / t1 , and v2 = 0.25 m / (t2 – t1) where t1 and t2 are the average times the car took to reach the 0.25 and the 0.50 meter marks. record these velocities, to two decimal places, in table e.