Why are experiments important in science? A. So scientists can confirm their hypotheses
B. So scientists can test hypotheses
C. So scientists can control the results
D. So scientists can work in labs

A: So scientists can confirm their hypothesis.

Explanation:

They do science experiments so they can confirm what they think/believe.

the farther away the object is from the central star (the sun) it's gravitainal pull on the object is weaker when it is farther

explanation:

enzyme active site and substrate specificity

enzymes bind with chemical reactants called substrates. there may be one or more substrates for each type of enzyme, depending on the particular chemical reaction. in some reactions, a single-reactant substrate is broken down into multiple products