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3 Cards in this Set

  • Front
  • Back

Hertz

Frequency unit of the International System of Units equal to the repetition of a phenomenon whose period is one second. It is represented as Hz.

Frequency

Number of cycles that occur in one second.

Echolocation

Location of an object by reflecting sound waves, is used by animals such as bats and cetaceans and has technological applications such as sonar systems.