Please help im taking a quiz and i need your answers

One of the methods used to reduce energy use is: a. energy efficiency c. energy conservation b. energy reservation d. energy holding select the best answer from the choices provided a b c d i know the answer is not option a

Which of the following is a way that minerals are used? a. industry construction technology d. all of the above

It is believed that europa, one of jupiter’s moons has an ocean beneath its surface. based on how earth’s oceans and atmosphere are believed to have formed, what can be said about europa’s supposed ocean? the arrival of in the early days of europa’s existence could have formed its ocean. it is likely that the water experienced , similar to earth. it is also possible that this water is retained beneath europa’s surface and in its atmosphere due to europa’s .