how much gravitational potential energy does a 165kg roller coaster car have when it is at the top of a hill 42 meters above the ground?​

answer; ///i believe that the correct answer is (45*) at a 45 degree check first good

answer: d. a cme increases the amount of energy in the solar wind

explanation:

coronal mass ejections, also called cmes, are large clouds of plasma and magnetic field that erupt from the sun. only when the cloud is aimed at earth will the cme hit earth and therefore cause impacts. high-speed solar wind streams come from areas on the sun known as coronal holes.

it has to be b, about 97 percent.

mass and volume are the answers you are looking for