*Question*
Q: Energy is lost as heat between each trophic level due to the second law of what? Choices: - reactions - particles - chemistry - thermodynamics A:
**Answer**
thermodynamics

*Question*
Q: What is the name of the spacecraft that has performed the closest flyby of uranus? Choices: - Mercury 7 - centaur 2 - Zodiac 4 - voyager 2 A:
**Answer**
voyager 2

*Question*
Q: What helps determine the concentration of a species in a solution? Choices: - technical analysis - qualitative analysis - fundamental analysis - quantitative analysis A:
**Answer**
quantitative analysis

*Question*
Q: Wetlands are environments in which the soil is either permanently or periodically saturated with what? Choices: - hydrogen - oil - spores - water A:
**Answer**
water