nature of science
what is the independent and dependent variable?
the independent variable is the variable that is independent and doesn't change in the experiment and the dependent is that value depends on that of another.
6 elements necessary for life?
carbon, hydrogen, nitrogen, oxygen, phosphorus, and sulfur.
What are macromolecules found in?
sugars and starches.
how do you test a hypothesis?
by testing things such as a control group, a constant, a independent and dependent variable.
What are the properties of water?
Cohesion, Adhesion, High specific heat, Less dense as a solid, water is a terrific solvent.
What are the three uses of lipids?
insulation, protection and structure.
How can making a theory about your precision affect the results of your experiment?
It will make you think more, maybe make your results more accurate if you work hard.
What is the difference between a polar molecule and a nonpolar molecule?
polar molecule = unequal distribution of charges, nonpolar molecule = no separation of charge.
What other element is a macromolecule made up of?
large organic molecules ( carbon containing )
How is making a hypothesis help in science?
to support scientific research and create breakthroughs in knowledge.
What is the attraction between molecules of the same substance?
cohesion
What is the difference between monomers and polymers?
monomers are fatty acids and polymers are triglycerides.
How could you design an experiment, and set up the different groups?
create the experimental group(s), and the control group, have a constant, and analyze the data
What is the difference between matter and atoms?
matter is anything that has mass and occupies space, an atom is the smallest part of en element.
what are the 5 nucleotides or monomers?
adenine, guanine, thymine, cytosine, uracil.