Scientific Method
Macromolecules
Solutions & Water
Atoms & Molecules
pH Scale
100
Numerical Data
What is quantitative data?
100
Nucleotides are the monomers (building blocks) that build this macromolecule.
What is nucleic acid?
100
The thing that does the dissolving
What is a solvent?
100
When atoms SHARE their valence electrons
What is a covalent bond?
100
Neutral on the pH scale.
What is water (or 7)?
200
The thing that is purposely changed in an experiment.
What is the independent variable?
200
Speeds up the chemical reaction.
What is an enzyme?
200
The thing that is dissolved in a solution.
What is a solute?
200
This type of bond creates ions after it transfers its valence electrons.
What is an ionic bond?
200
Measures between 0 and 7 on the pH scale
What is an acid?
300
The group that is left alone (is not subjected to the independent variable)
What is the control group.
300
The primary source of energy for all living things.
What are carbohydrates?
300
The universal solvent; dissolves both ionic compounds and polar molecules.
What is water?
300
Two subatomic parts of an atom located in the nucleus.
What are protons and neutrons?
300
The more basic the solution the less _____ ions it has
What is Hydrogen (H+)?
400
A scientific explanation for a set of observations that is testable
What is a hypothesis?
400
Store energy
What is a lipid?
400
When molecules of the same substance are attracted to one another.
What is cohesion?
400
A molecule that has a slightly positive and a slightly negative region.
What is a polar molecule?
400
Measures between 7 and 14 on the pH scale.
What is a base?
500
the variable that is observed and changes in response to the independent variable
What is the dependent variable?
500
Carbon can bond with many elements; Anything made of carbon is an _____________
What is an organic compound?
500
When molecules of different substances are attracted to one another.
What is adhesion?
500
The slightly positive area of a molecule is attracted to the slightly negative area of another molecule.
What is a hydrogen bond?
500
Prevent sharp, sudden changes in pH
What is a buffer?
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