What is the answer to "A plane is basically a 2D surface. Think of a piece of paper with a happy face drawn on it. You can pick that paper up, face it in whatever direction you want, but unless you fold or roll the paper, the image is flat."

What are the north and south poles of a solenoid change with?

Which sentences describe point source pollution? in this type of pollution, the source of the pollution is single and easily identifiable. when runoff water from the melting of snow mixes with debris, it creates pollution. the runoff water, mixed with pollutants, reaches large areas with disastrous effects. alternatively, when a wastewater treatment plant releases harmful chemicals into a stream, the chemicals pollute the stream water because they are not treated for safety.

Which is not true of alpha radiation? o a. it increases the number of protons. o b. it has a positive charge. o c. it causes transmutation. o d. it is heaviest of the three types