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Svetllana [295]
3 years ago
9

The speed of sound is 344 m/sec when the air is 20 degrees Celsius how far is the source of the sound if it takes 8 seconds for

the sound to reach you?
Physics
1 answer:
pishuonlain [190]3 years ago
5 0

Answer: 2752 m

Explanation:

344*8=

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You can tell from reading this passage that -
Romashka-Z-Leto [24]

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4 0
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A dog runs from point O to B. The dog reaches A at 2.3 s into the sprint. Then the dog reaches C at 4.1 s. What is the average v
anygoal [31]
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7 0
3 years ago
Suppose that you needed to make a pen for some small animals. You have 12 m of fencing. You decide to make a circular pen, becau
Lady_Fox [76]

Answer:

1.909 m

Explanation:

Length of fence = 12 m

r = Radius of circle made by the provided fence

Cirumference of a circle is given by

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2\pi r=12

\\\Rightarrow r=\dfrac{12}{2\pi}

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8 0
3 years ago
A crane exerts a net force of 900 N upward on a 750-kilogram car as the crane starts to lift the car from the deck of a cargo sh
melisa1 [442]

Answer: 1.2m/s^2

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The mass of the car is 750kg

According to Newton's third law acceleration is proportional to force

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a = 1.2m/s^2

5 0
4 years ago
It is an organic compound and an essential micronutrient that the body needs in small amounts.​
melamori03 [73]

Answer:

Nutrients the body needs in relatively small amounts are called micronutrients. They include vitamins and minerals. Vitamins are organic compounds that are needed by the body to function properly. ... Vitamins and minerals do not provide energy, but they are still essential for good health

Explanation:

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3 years ago
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