If lack of certain hormones in the blood can cause impotence, then lack of what in the blood can lead to impotence? Answer choices: - hormones - hemoglobin - oxygen - iron - Energy. - t-cells - competition - Energy
hormones

If acids can cause harm to the eyes, then what can acids do the eyes? Answer choices: - clean the eyes - harm them - help the eyes - heal the eyes - protect them - Relieve pain - kill them - Change colors
harm them

Q: If gasoline releases organic compounds when it separates, then what does gasoline release when it separates? Answer choices: - kinetic energy - heat energy - Organic compounds - Decrease bodily water - water vapor - Chemical energy - hydrogen and oxygen - carbon dioxide
A: Organic compounds

Question: If erosion can cause seismic vibrations which are triggering mechanisms, then what can cause seismic vibrations, which are triggering mechanisms? Answer choices: - wind - erosion - vehicles - flooding - waves - rivers - energy - mines
Answer: erosion

*Question*
If canyons are formed as rivers become deeper and wider, then what are formed as rivers become deeper and wider? Answer choices: - sinkholes - soils - body water - loose soil - craters - mountains - canyons - Sediment
**Answer**
canyons

*Question*
If cooking oil heats food, then what heats food? Answer choices: - water - electricity - ice - Enzymes - cooking oil - cells - Fuel cells - kinetic energy
**Answer**
cooking oil