formulas etc Flashcards by dhruvi a.

Q

%error

A

(your value - true value) ÷ true value

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Q

accurate

A

close to true answer

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Q

precise

A

results are close to each other

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Q

valid

A

only the independent variable affects the dependent variable

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Q

speed of sound

A

340m/s

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Q

wave speed

A

frequency x wavelength

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Q

frequency measured in ______

A

Hz

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Q

wavelength measured in ______

A

m

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Q

wave speed measured in _______

A

m/s

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Q

amplitude of sound waves measured in _____

A

dB

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Q

decibel scale goes from _______

A

0-180

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Q

A

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