The Scientific Method and Water Crossword Puzzle

QUESTIONS LIST:

• ionic: a type of chemical bond formed through the electrostatic attraction between two oppositely charged ions.
• alternative: the hypothesis a researcher often tries to support.
• constant: a factor that is intentionally kept the same across all experimental groups.
• bohr: the danish physicist known for his atomic model where electrons occupy specific energy shells.
• covalent: a chemical bond characterized by the sharing of electron pairs between atoms.
• mean: the arithmetic average of a data set.
• lewis: the american chemist known for his dot structures representing valence electrons.
• bias: a systematic error that skews experimental results in a particular direction.
• period: a horizontal row in the periodic table.
• compound: a substance formed when two or more different elements are chemically bonded together.
• group: a vertical column in the periodic table whose elements share similar properties.
• null: the statistical hypothesis stating no significant difference exists between variables, denoted as h _ 0. (2 words)
• electron: a subatomic particle with a negative charge.
• isotope: a variant of an element with the same number of protons but a different number of neutrons.
• carbon: the element that forms the backbone of all organic molecules.
• proton: a subatomic particle with a positive charge found in the nucleus.
• observation: the first step in the scientific method; gathering information using the senses.