Q: What celestial body is the earth's main source of energy? Choices: - rivers - ocean - moon - sun A:
sun

Q: What tool do scientist's use to show the evolutionary pathways and connections among organisms? Choices: - conceptual tree - superficial tree - photogenetic tree - phylogenetic tree A:
phylogenetic tree

Q: Q: Increasing the temperature of n2 molecules increases what energy of motion? Choices: - compression energy - residual energy - emotional energy - kinetic energy A:
A: kinetic energy

Question: Q: Rather than being dead, dry, and brittle, what support structures of the human body consist of living tissues and are supplied with blood and nerves? Choices: - lungs - feet - hearts - bones A:
Answer: bones

*Question*
Q: What type of vascular plants produce seeds in cones? Choices: - Proteins - angiosperms - lipids - gymnosperms A:
**Answer**
gymnosperms

*Question*
Q: What happens when liquid water evaporates? Choices: - condensation - seawater happens - snow - humidity happens A:
**Answer**
humidity happens