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Andrew [12]
3 years ago
9

True or false Variables are those factors that can be changed in an experiment

Physics
1 answer:
tekilochka [14]3 years ago
6 0
True

Variables is changing. It is any factor, trait or condition that can exist in differing amounts or types. An experiment has three types: Independent, Dependent and Controlled.
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A 2.5m long steel piano wire has a diameter of 0.5cm how great is the tention in the wire if it stretches by 0.45cm when tighten
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An object is moving with constant speed in a
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Answer:

both magnitude and direction

Explanation:

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We use only one variable at a time to find the accurate result. We want to see how the result of experiment changes everytime with a single variable.
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3 years ago
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Bogdan [553]

Answer:

4.58\times 10^{14}Hz 5.825\times 10^{14}Hz 6.31\times 10^{14}Hz

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In second case we have wavelength 515 nm so by using above formula

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goverment

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4 years ago
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