Q: What is the term for a resource that is used in a way that meets the needs of the present without keeping future generations from meeting their needs? Choices: - tolerable - innovative - structural - sustainable A:
sustainable

Q: What radiation, generally produced by thermal motion and the vibration and rotation of atoms and molecules, literally means "below red"? Choices: - microscopic - ultraviolet - gamma radiation - infrared A:
infrared

Q: Q: What do jellyfish lack in their nervous system? Choices: - stimulus - Response - Cortex - true brain A:
A: true brain

Question: Q: In studying energy, what term do scientists use to refer to the matter and its environment involved in energy transfers? Choices: - molecule - ecosystem - world - system A:
Answer: system

*Question*
Q: Conductivity, oxidation state and physical appearance are properties that help determine whether what are metals? Choices: - atoms - phases - organisms - elements A:
**Answer**
elements

Q: Q: Respiratory distress syndrome results from insufficient production of what? Choices: - carbon dioxide - alveoli - lung tissue - pulmonary surfactant A:
A: pulmonary surfactant