Q: "direct" and "alternating" are two kinds of what, which is associated with electricity? Choices: - time - constant - levels - current A:
current

Q: The resultant solution will contain the same amount of solute but a greater amount of what? Choices: - calcium - liquid - pigment - solvent A:
solvent

Q: Q: What kind of weather change do la nina years usually bring? Choices: - heat - Mass amounts of snow - moisture - drought A:
A: drought

Question: Q: Water behind a dam has potential energy. moving water, such as in a waterfall or a rapidly flowing river, has this? Choices: - residual energy - thermal energy - compression energy - kinetic energy A:
Answer: kinetic energy

*Question*
Q: What causes the red color of laterite soils? Choices: - oxygen - toxins - erosion - iron oxides A:
**Answer**
iron oxides

*Question*
Q: Systemic veins return blood low in what to the right atrium? Choices: - dioxide - nutrients - nitrogen - oxygen A:
**Answer**
oxygen