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Leto [7]
3 years ago
15

Explain why the gravitational acceleration of any object near Earth is the same no matter what the mass of the object is.

Physics
1 answer:
Murljashka [212]3 years ago
3 0
Gravity is 9.8m/s2. Hence, we have to remember that weight and mass are two different things first. Mass is how much matter or the amount of matter an object contains and is constant. While weight is the gravitational force of the object’s mass and the earth’s gravity, in formula, W=mg. Weight varies from each planet or satellite an object is in. In reference to earth’s gravitational acceleration is the same because of the pull of the earth’s core is a constant speed of 9.8m/s2. It will not change. Hence multiplying this constant to the mass of the object equals the whole force or weight of the earth to pull this object towards it core. So mass is never the issue, weight is. Additionally, for every second, an object falls increases by 9.8 x mass = weight!



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Bond [772]

There is no temperature change which drives heat flow, thus no heat will be released by the water.

<h3>Heat released by the water when it freezes</h3>

The heat released by the water when it freezes is calculated as follows;

Q = mcΔФ

where;

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Initial temperature of water, Фi = 0 °C

when water freezes, the final temperature, Фf = 0 °C

Q = 22 x 4200 x (0 - 0)

Q = 0

Since there is no temperature change which drives heat flow, thus no heat will be released by the water.

Learn more about heat flow here: brainly.com/question/14437874

6 0
2 years ago
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3 years ago
Two locomotives approach each other on parallel tracks. Each have a speed of 95 km/h with respect to the ground. If they are ini
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