Chemistry Basics
What is chemistry the study of?
Matter
For an experiment to be valid it must be repeatable and ____
Reproducible
Which variable is measured
dependent
Matter is made of what?
atoms
Which particle has a positive (+) charge?
Matter has _____ and takes up _____.
Mass; Space
What term means all the factors that can affect an experiement's results?
Variables
Which variable does the scientist change?
Independent
What are the three subatomic particles
Protons, neutrons, and electrons
Which particle has a Negative (-) Charge?
Electron
Name 3 of the the 5 main types of chemistry
Biochemistry, Physical, Organic, Inorganic, Analytial
A scientific ____ is a statement.
Law
Which variables must remain constant for accurate results?
Controlled variables
Where are protons and neutrons found?
nucleus
Which particle has a neutral charge
Neutron
Name all 5 types of chemistry?
Biochemistry, Physical, Organic, inorganic, Analytical
A scientific _____ is an explanation
Theory
What variable goes on the x axis
Independent
Where are electrons found?
Energy levels surrounding the nucleus
Are protons and Neutrons tight together or spread apart?
tight together in the Nucleus
Define matter without using the word "matter"
Anything that has mass and takes up space
What two qualities must an experiment have to be considered valid?
Repeatable and reproducible
Which variable goes on the y axis?
Dependent
Name all 5 labels on the atom diagram
Proton, Neutron, Electron, Nucleus, and Energy Levels
Identify each particle, its charge, and location
Proton, Positive, Nucleus
Neutron, Neutral, Nucleus
Electron, Negative, Energy Levels