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Answer:
Placing a powder into a beaker that contains liquid, resulting the beaker to get hotter.
Explanation:
Physical property is something that you can observe that does not affect the mixture/solution/substance, and that includes temperature
Answer:
true because of the elements
River sources tend to be at the top of mountains or areas of high elevation. This means that rivers impact the entire terrain from mountains to seas and oceans.
I hope this Helps!
All atoms of the same element have the same
number of protons. Every atom also has a nucleus.
