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kipiarov [429]
3 years ago
9

Calculate the period of a wave whose frequency is 10 Hz and whose wavelength is 1 cm give your answer in decimal form

Physics
1 answer:
VARVARA [1.3K]3 years ago
3 0

period = 1/f = 1/10 = 0.1

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A jetliner flies at a constant speed covering 467 miles in 3.3 hours. What is the speed of the plane in miles per hour?
stellarik [79]

Answer:

141.152 miles per hour  is the speed of the plane in miles per hour

Explanation:

Speed of plane = Total distance travelled/total time taken -

v = D/t

Substituting the given values in the above equation, we get

v = 467/3.3 miles /hour

v = 141.152 miles per hour

141.152 miles per hour  is the speed of the plane in miles per hour

8 0
2 years ago
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viktelen [127]

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Sorry if i'm late!!

5 0
3 years ago
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alina1380 [7]
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3 years ago
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Which activity would be an appropriate first step
andriy [413]

Answer:

B. Researching the problem, using information from a variety of sources

Explanation:

First you must create a hypothesis because with out a hypothesis you can’t do the experiment. Then you have to do some research on your problem/ hypothesis from reliable sources. After have your research you can organize your data with a data table or chart. Then when have your research look for the independent and dependent variable and the control. Then you have to make a conclusion based on multiple experimental trials then repeat the experiment and if it ends up different from the first then something is wrong and that means that you did something wrong. Hopefully this helps you :)

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I think it will reduce in speed because friction drags it to the opposite direction and it were the girls mass that was overcoming friction but i think it is newtons 2nd law of motion
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2 years ago
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