The answer is Doppler Radar. Hope this helps!
A. Boiling water is an example of physical change, whereas digesting food, breaking glass, and shoveling snow are not.
3. Decreases
The concentration of hydrogen ions increasing creates an acid, which is 7 or below on the pH scale. If the pH value lessens from 7 to create an acid, that would mean it decreases.
Two substances that have the same number of moles of representative particles always have:
none of these are correct
Answer:
To test the accuracy of a hypothesis or any findings that have already been made
Explanation:
by performing experiments scientists get to test out any questions they have
