Which electromagnetic wave has the shortest wavelength? Describe the energy level and frequency of this wave.

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.

Which of the following countries has declared itself nuclear free

All of the following statements about the biosphere are true except: a. light and heat from the sun do not affect the biosphere. b. the biosphere gets resources from earth's crust, hydrosphere and atmosphere. c. like "biology", the name for the biosphere comes from the greek word for life. d. the biosphere includes all living organisms on earth's surface.