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jeka57 [31]
2 years ago
10

For each pair of terms below, write a sentence that summarizes how they are different.

Physics
1 answer:
Maksim231197 [3]2 years ago
5 0

Answer:

Thermal expansion ,thermal contraction

Explanation:

They are different because it has different cause and chemical reactions

thermal contraction is a chemical reaction

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The answer would be 'First rocks formed on Earth'.
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it's C

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Water at room temperature is discharged from a pipe at a rate of 1000 gallons per minute (gpm). Express this flow rate in cubic
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Answer

given,

discharge rate from pipe = 1000 gallons/minutes

now,

flow rate in  cubic meters per second

1 gallon = 0.00378541 m³

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Q = 1000\times \dfrac{0.00378541\ m^3}{1\ gallon}\times \dfrac{1\ min}{60\ s}

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flow rate in cubic feet per second

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4 0
3 years ago
A rocket, initially at rest on the ground, accelerates straight upward from rest with constant acceleration 58.8m/s2 . The accel
Zanzabum
Split the operation in two parts. Part A) constant acceleration 58.8m/s^2, Part B) free fall.

Part A)
Height reached, y = a*[t^2] / 2 = 58.8 m/s^2 * [7.00 s]^2 / 2 = 1440.6 m

Now you need the final speed to use it as initial speed of the next part.

Vf = Vo + at = 0 + 58.8m/s^2 * 7.00 s = 411.6 m/s

Part B) Free fall

Maximum height, y max ==> Vf = 0

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ymax = yo + Vo*t - g[t^2] / 2

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Answer: ymax = 10084.2m
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The -is the process by which gases in the atmosphere absorb and reradiate heat?
Nikolay [14]
Water vapor and carbon dioxide

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