Q: If garbage can be burned to produce electricity, then burning garbage can be used to produce what? Answer choices: - warmth - heat energy - a slowing of global warming - gold - electricity - adding heat - mutant protection - carbon dioxide
A: electricity

Q: If big mountains were formed by rock folding, then what were formed by rock folding? Answer choices: - patch reefs - Sand dollars - carbon emissions - oceans - calcite - h2o vapor - permineralization - big mountains
A: big mountains

Q: If leaves that keep the plant from drying out are used for storing water by some plants, then leaves that keep the plant from what are used for storing water by some plants? Answer choices: - drying out - absorbing liquid - bacteria - cold air - staying damp - dormant state - toxins - keeping moist
A: drying out

Q: If cool breezes are provided by vanes rotating in an electric fan, then what is provided by vanes rotating in an electric fan? Answer choices: - heat energy - cool breezes - torrential rains - Animal survival - kinetic energy - loud storms - energy - hot winds
A: cool breezes