Q: Defined as a difference in electric potential energy, a source of what is required in order to produce an electrical current? Choices: - wattage - momentum - magnetism - voltage A:
voltage

Q: Oxygen, carbon, hydrogen and what other element make up approximately 96% of living matter? Choices: - calcium - helium - silicon - nitrogen A:
nitrogen

Q: What is the term for the use of two or more lewis structures to represent the covalent bonding in a molecule? Choices: - reaction - harmony - frequency - resonance A:
resonance

Q: Each gamete will have one copy of each chromosome following which process involving cell division? Choices: - osmosis - genomes - mutations - meiosis A:
meiosis