Answer:
when you put chemicals in water and the water gets chemically changed?
Answer: Interventional Study
Explanation: When a treatment group is compared to standard (control) group it is called Interventional Study
HURRICANE is the answer! Have a good day! Hope this helped!
Answer: Thanks for the tips.
Explanation:
Digesting a sandwich
because your stomach acids break down the food so it can be digested and what not