The factor that an experimenter is measuring or counting in an experiment is called the
independent variable.
dependent variable.
control variable.
hypothesis.

Why is it important to study each branch of earth science?

Casts and mold are a type of preservation where the original material decays, leaving a mold in surrounding rock that can be filled with another sediment a. true b. false

We all have different forms of genes from our parent(s).what are these different forms called? a. alleles b. characters c. dna d. resources