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Lesson Worksheet: Communication Systems Science

In this worksheet, we will practice defining and identifying communication systems in humans and ants.


What is common between echolocation in bats and the bat-inspired cane that helps blind people?

  • ABoth of them emit high-pitched sounds to detect their surroundings.
  • BBoth of them emit low-pitched sounds to detect their surroundings.
  • CBoth of them emit light energy to detect their surroundings.
  • DBoth of them emit heat energy to detect their surroundings.


True or False: If a person is using the Internet, then this is an example of using a communication system.

  • ATrue
  • BFalse


True or False: A phone has to be connected to a communication tower to work.

  • ATrue
  • BFalse


Ants are a good example of creatures that use to communicate.

  • Asight
  • Bflashes
  • Ctaste
  • Dsmell


All of the following are examples of technological communication systems used between humans except .

  • Athe Internet
  • Becholocation
  • CTV
  • DMorse code

This lesson includes 5 additional questions for subscribers.

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