Question | Answer |
What tiny particles make up all matter? | atoms |
Which subatomic particles have a negative charge? | electrons |
What are the 3 subatomic particles? | protons, neutrons, electrons |
What 2 subatomic particles are inside the nucleus of an atom? | protons and neutrons |
What subatomic particle has a positive charge? | protons |
Which subatomic particle is lost, gained, or shared when forming a chemical bond? | electron |
What are the vertical rows on the periodic table called? | groups or families |
What are the horizontal rows on the periodic table called? | periods |
Do elements in the same period share similar properties? | no |
Do elements in the same group or family share similar properties? | yes |
What is the number to the lower right-hand side of a chemical element that tells a chemist how many atoms of that element are present? | Subscript |
What is a series of chemical reactions that breaks down food to produce energy? | Cellular Respiration |
To balance an equation, you can NEVER change a _________ because that would change the substances in the equations. | subscript |
The Law of Conservation of Mass states: | Matter cannot be created or destroyed |
In what part of a cell does photosynthesis occur? | chloroplast |
What is a series of chemical reactions that take place in a plant cell to produce food? | photosynthesis |
What represents energy made in respiration? | ATP |
What is a pure substance? | A substance that contains only one type of atom |
What is a combination of 2 or more substances that are NOT chemically joined? | mixture |
What is the substance formed as a result of a chemical reaction? | product |
Where in an animal cell is energy produced? | Mitochondria |
What part of the plant do gases come into and leave the plant? | stomata |
What do humans do to gain energy when oxygen levels are low? | Anaerobic Cellular Respiration |
What chemical equation is C6H12O6 + 6O2 -->6CO2 +6H2O + ATP? | Aerobic Cellular Respiration |
Water + Carbon Dioxide + Sunlight --> Glucose + Oxygen is the word equation for what process? | Photosynthesis |