This at be due to a chemical change. For example, when some chemical elements mix, the change causes heat. This is the same, but the opposite. Hope this helps!
Answer:
amount of fertaliser--> the independant variable is the one being changed
A. because you haven't released the object so therefor the potential gravity force applied becomes actual when released.
Millimeters are an SI unit of length that =0.0001 m
Answer:you should search on google
Explanation:
because its useful
