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Sever21 [200]
3 years ago
15

Which is the best example and explanation that a physical change has occurred?

Chemistry
1 answer:
Feliz [49]3 years ago
7 0
Rip King von like to send love to their family 63-63= von
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A student states that the graduated cylinder contains 150 mL of water his statement is
Gre4nikov [31]

The correct answer is B. An observation

Explanation:

An observation is defined as a statement or conclusion you made after observing or measuring a phenomenon, this includes statements based on precise instruments. For example, if you conclude a plant grows 2 inches every month by measuring the plant during this time, this is classified as an observation. The conclusion of the student is also an observation because he concludes this after analyzing the volume of the water in the cylinder through the lines in the graduated cylinder, considering the water is just in the middle of 100 mL and 200 mL which indicates there are 150 mL of water.

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Answer from this picture.
Ganezh [65]
Try photo math it will probably be more helpful
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Which steps are important when designing and conducting a scientific experiment?
Leya [2.2K]

Explanation:

When designing and conducting a scientific experiment then it is necessary to sequentially follows all the steps necessary for the experiment.

Also, it is required to identify independent variables, if any. On the other hand, it is required to address any confounding variables, so that it becomes mentioned the type or number of variables present.

Thus, we can conclude that when designing and conducting a scientific experiment:

  • Identify the independent variable.
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When the heat moves from one place to another by the tendency of density, therma
navik [9.2K]
I’m not 100% sure but I think it’s convection
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Which property is a physical property
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Answer:

a

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