Matter and Changes
This state of matter has particles packed closely together that only vibrate.
Solid
This particle has a positive charge and is found in the nucleus.
Proton
This forms when two or more atoms chemically bond together.
Molecules
Petroleum is considered a fossil fuel because it formed from ancient __________.
Ocean Organisms
A carbon footprint measures how much _________ is released into the atmosphere for a person or activity
Carbon Dioxide
What is the center of an atom called
Nucleus
Why do atoms bond to form molecules.
To become more stable
Petroleum forms under intense heat and __________ deep underground.
Pressure
Driving a gasoline car every day would most likely increase or decrease your carbon footprint?
Is boiling water a physical or chemical change?
Physical Change
The atomic number identifies atom by the number of ___________.
Molecules form when atoms donate or share __________.
Electrons
Petroleum is mostly made of molecules called ________.
Hydrocarbons
Carbon dioxide is a ____________ gas, meaning it traps heat from leaving the atmosphere
Greenhouse
Name one example of a chemical change
Common examples (Rusting nail, chemical reactions from lab, burning)
If an atom has 6 protons, it must be this element.
Carbon
How many Carbon atoms are in the hydrocarbon molecule, Octane (C₈H₁₈)
8
Longer hydrocarbons produce more _____ when burned.
Carbon Dioxide
Which of the 5 AQI pollutants is a molecule that contains 3 oxygen atoms
When you add heat to a substance, particles ________ and _________.
They move faster, and spread apart
How many neutrons are in an atom of Flourine
10
A chemical reaction produces 3 CO₂ molecules. How many oxygen atoms are present in those products?
6
A complete combustion of any hydrocarbon will always produce _________, _________, and energy.
Smoke from wildfires and car exhaust contains tiny solid particles in the air. Which of the 5 AQI pollutants is this.
Particulate Matter (PM)