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Sonar and echolocation

By Andrew Cahill

Two types of sonar

echolocation compare to sonar

they both produce a wave of sound energy to find objects.

Passive Sonar

Active Sonar

uses echo locating and reflecting sound to locate things

passive can indicate presence of characters using a microphone.

What animals use sound to locate objects.

who uses sonar and echolocation

the army and radio operators use sonar to identify area

Animals such as whales,dolphins, bats, snakes,and ants.

how is distance calculated

velocity X time = distance

Why is sound an important tool for some animals

Can and how do humans use sound to make obervations

why are sound and hearing superior to light and vision

sound is important because its lets animals commicate and find food.

sound is better because it is a more advanced systemand can give a more specific area.

How do animals use sound waves to locate objects.

they send out a wave of sound energy and when it comes back it gives a detailed description.

humans can use sonar to see when enemies are near by.they also use it to find stuff like food.

what are some variables that must be considered when making calculations

speed of sound

area of sound

where the objects are

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