Across
- 3. reaction a process in which one or more reactant substances are converted to one or more product substances
- 4. a chemical process in which fuel and oxidizing agents react, getting carbon dioxide and water
- 5. a pure form of matter
- 7. respiration a sires of chemical reactions that break down glucose to produce ATP
- 10. a colorless, odorless gas which is involved in cellular respiration and photosynthesis
- 14. one of a group of carbohydrates known as simple sugar
- 15. equation a way to represent a chemical reaction
- 17. substance/s that are formed from chemical reactions
- 18. two or more atoms that is connected by a chemical bond
- 20. the measure of how much stuff is in an object
Down
- 1. change the process that chemicals interact to form new chemicals
- 2. an inorganic compound with the chemical formula H₂O
- 4. any matter that is a source of heat
- 6. a chemical process that occurs in plants and algae when exposed to sunlight
- 8. the capacity for doing work
- 9. the source of energy for use and storage in cellular level
- 11. a substance that changes when it is combined with another substance in a chemical reaction
- 12. the burning of any substance in gaseous, liquid, or solid form
- 13. equation for a chemical reaction in which the number of atoms in the reaction and total charge are the same
- 16. dioxide a clear gas, which is a product of cellular respiration
- 19. of conservation of mass in a chemical reaction, the total mass of products must be equal to the total mass of reactant