Suppose we imagine the sun to be about the size of a grapefruit. how big an area would the orbits of the eight planets of the solar system cover?

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.

Which additional product balances the reaction h2so4 + 2naoh → na2so4 + 2h2o 2oh h2o2 h3o

Select all the correct answers. which three statements about electromagnetic radiation are true?