Q: Earth's temperature will increase further as more of what colorfully nicknamed gases are put into the atmosphere? Choices: - bluehouse gases - blue dioxide gases - green dioxide gases - greenhouse gases A:
greenhouse gases

Q: What do we call scientists who study and forecast the weather? Choices: - Climate predictors - TV hosts - forecasters - meteorologists A:
meteorologists

Q: What is required for a decay chain to end? Choices: - stable half-life - unstable end-product - radioactive cascade - stable end-product A:
stable end-product