BWrite true or false. 1) Digestion of starch starts in the stomach.

2) Temperature is measured in centimeter.

3) Tooth decay is caused by the presence of base.

4) Formation of manure from leaves is a physical change.

5) Air moves from the region of low pressure to region of high pressure.

1). True

2).True

3).false

4).true

5).true

every chemical equation adheres to the law of conservation of mass, which states that matter cannot be created or destroyed. therefore, there must be the same number of atoms of each element on each side of a chemical equation.

16

explanation:

the marks go by 4s