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siniylev [52]
3 years ago
11

The table below shows the approximate distances of two stars from Earth.

Physics
1 answer:
Gemiola [76]3 years ago
6 0
I think that the answer is c. good luck
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The same wave travels for 2 seconds, what is its frequency?*
sveticcg [70]

Answer:

In waves distance is measured by wave length  and time is measured by frequency or period.

velocity ratio=wave length multiply by frequency.

HENCE, if the same wave travels for 2 econds its frequency will be 2Hz.

Explanation:

8 0
2 years ago
Mike is a runner. Mike runs 200m in 25s; what is his average velocity during the run? assume that units are in m/s. (asap, will
maw [93]
Velocity is displacement/time
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So you’ll want to divide 200 by 25, which should give you:

8 m/s

5 0
3 years ago
Ammonia is a covalent compound used in many cleaners. What is its chemical formula? N2O H2O NH3 HO3
Veseljchak [2.6K]
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3 years ago
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What tools enable people to connect and exchange ideas
aleksklad [387]

Answer:

The answer is: "Social Media tools"

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Thus, this explains the answer.

5 0
3 years ago
A car moves along a straight path with a speed of 30kmh. How much distance will the car travel in 20 minutes​
san4es73 [151]

Answer:

speed \:  =  \frac{distance}{time}  \\ speed \times time = distance \\ 8.3ms^{ - 1} \times 1200s \\ 9960m

30km/h = 8.3ms^-1

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3 0
3 years ago
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