The north pole of a magnet will always point towards the a)north pole
b)south pole

The difference between a red shift and a blue shift has to do with wavelength frequency. t or f

Juan created a chart to him study for a test. which headings best complete the chart? x: transparent objects y: opaque objects x: opaque objects y: transparent objects x: high frequency waves y: low frequency waves x: low frequency waves y: high frequency waves

Why is the energy that results from a roller coaster's position at the top of a hill referred to as potential energy?