Which of these would most likely occur as the ice caps melt ? a. the rain would be more acidicb. the rivers would flow more rapidly c. the earth would become coolerd. the sea would cover more land

Hurryyy ! a student is asked to describe the path of a paper airplane that is thrown in the classroom. which statement best describes the path of the paper airplane? a. the paper airplane will move in a straight line, according to newton’s first law of motion. b. the paper airplane will drop straight to the ground once its inertia gives in to the force of gravity. c. the paper airplane will create a curved path toward the floor as it is pulled toward earth’s center. d. the paper airplane will orbit around the desk because it is the object with the largest mass in the room.

People keep spending additional units of a particular resource on a want until their marginal benefit is  decreasing withgreater thanless thannot affected by  their marginal cost.

On nights when we see the new moon phase, what side of the moon are we seeing?