Suppose you have a container filled with iron and sand. you can separate the iron from the sand if you so this is a a) use a magnet; mixture b) melt the sand; mixture c) add baking soda; chemical compound d) dissolve the sand in water; solution

Asap i'm in class rn a 1,000-kg car is traveling 20 m/s on a flat stretch of road. it gets to a hill and coasts uphill until it stops. how high up the hill does the car travel? givens: equation: 1/2mv2initial=mghfinal solve for h. plug & chug, label.