Answer:
Definition: a statement based on something one has seen, heard, or noticed
Explanation:
In my own words it would be something you would have seen or heard.
For example you add salt to a glass of water and stirred it. An observation would be that you watched the salt dissolve in the water.
Answer:
chemistry, deposition occurs when molecules settle out of a solution. Deposition can be viewed as a reverse process to dissolution or particle re-entrainment. It is a phase change from the gaseous state to a solid, without passing through the liquid state, also called re-sublimation.
Explanation:
Examples include beaches, deltas, glacial moraines, sand dunes and salt domes. In severely cold temperatures frost will form on windows because the water vapor in the air comes into contact with a window and immediately forms ice without ever forming liquid water.
Yes baking soda is dissolved in vinegar and bubbles appear is a CHEMICAL CHANGE .
