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ankoles [38]
3 years ago
11

Students were given four unknown substances and asked to observe their

Chemistry
1 answer:
alexandr1967 [171]3 years ago
3 0

Answer:

b

Explanation:

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Answer:

The answer would be Point of Reference.

In order to determine, whether an object has moved or not, a point of reference is required. The reference point is required to the measure the movement of the object, without a reference point the distance or displacement cannot be obtained. Hence, a reference point is very required to determine, whether the object has moved or not.

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Explanation:

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Imagine you are an astronaut and you travel to a planet with a much larger mass than Earth. How would this affect your weight? E
Svetllana [295]

Answer:

Explanation:

It may not make any difference. The information missing is the radius of the planet.

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