Moritz is watching his little brother play in a mud puddle. moritz notices that when his brother stirs it with a stick, after a few moments the dirt settles back to the bottom of the puddle. his brother is creating a
.

anjali knows that whole milk has more fat than skim milk. however, the solid fat doesn’t seem to separate from the liquid milk even after it has been in the fridge for a few days. this is evidence that milk is a
.

c) always accurate

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messi

where's the diagram?

answer: c. the experiment shows that the red substance experienced a chemical change.

explanation: chemical change is the change in which chemical composition of the substance changes. physical change is the change in which there is no change in chemical composition.

chemical changes are accompanied by following changes:

a) precipitate formation

b) energy is released or absorbed

c) formation of bubbles

d) change in color

as it is given that the red color has disappeared and there is production of gas, it means the red substance has undergone a chemical change.

e