4. the combined forces acting on an object make up
force?

a. net
b. unbalanced
c. balanced
d. equal

What happened to the amount of carbon dioxide in the atmosphere from 2010–2017?

Which of the following is not an assumption that scientists must make about the natural world? a. regularity b. causality c. predictability d. plausibility

Ascientist conducted an experiment and discovered that certain plants grow faster when given a particular amount of fertilizer. anouther scientist conducted the same experiment and got similar results. which concept does this best illustrate? a) repetition b) replication c) precision d) validity