Answer:
Light provides … Briana notices the electrons that the water molecules release.
Answer:
I think you answered your question but if not A
Explanation:
All the other answers are just dumb
He is incorrect because a catalyst is a substance that speeds up a chemical reaction so if there is no reaction to begin with a catalyst will not due anything.
Answer:
Dependent Variable: Babies that use the formula
Independent Variable: Babies Without the formula
Explanation:
As the formula dose Increases, So does the weight of the babies (figurativly)
This is the Dependent variable because it depends on another factor
The Independent variable doesn't depend on the amount of formula taken because it doesn't use the formula, therefore it doesn't depend on anything, its Independent.