8th Grade TCAP Practice Vocabulary

Front

Wave

Back

Disturbance in matter that transfers energy

Front

Electromagnetic Wave

Back

Transverse wave, no medium needed

Front

Medium

Back

Material for mechanical wave

Front

Crest

Back

Highest point on a wave

Front

Trough

Back

Lowest point on a wave

Front

Wavelength

Back

Distance between wave points

Front

Frequency

Back

Waves per second, in hertz

Front

Mechanical Wave

Back

Waves needing a medium

Front

Transverse Wave

Back

Medium moves perpendicular

Front

Longitudinal Wave

Back

Medium moves parallel