Front

mechanical wave

Back

a wave in which matter moves back and forth

Front

electromagnetic wave

Back

a type of wave that includes light waves, radio waves, and X-rays, and can travel through matter or empty space

Front

longitudinal wave

Back

a wave in which vibrations occur along the same path that the wave travels

Front

transverse wave

Back

a wave in which vibrations occur at a right angle to the path that the wave travels

Front

amplitude

Back

the maximum displacement of a wave, as shown by the height of a transverse wave

Front

frequency

Back

 the number of cycles of a wave per second

Front

wavelength

Back

the distance between two peaks of a wave

Front

hydrosphere

Back

all of the water on Earth

Front

cycle

Back

a set of events that repeats over and over again

Front

energy

Back

the ability to do work