Q: What class of oxygencontaining compounds is formed by the dehydration of alcohols? Choices: - reagents - sugars - nethers - ethers A:
ethers

Q: Modern members of what broad animal group live in many different habitats and are found on every continent except antarctica? Choices: - arachnids - amphibians - parasites - reptiles A:
reptiles

Q: Q: Video and audio signals are broadcast on these? Choices: - mechanical waves - radiation waves - thermal waves - electromagnetic waves A:
A: electromagnetic waves

Question: Q: What is defined as the change of water from its liquid phase to its gaseous phase? Choices: - absorption - condensation - transpiration - evaporation A:
Answer: evaporation

*Question*
Q: Two events are defined to be simultaneous if an observer measures them as occurring at what? Choices: - midnight - opposite times - different times - same time A:
**Answer**
same time

Q: In the absence of air resistance, all falling objects accelerate at the same rate due to what force? Choices: - velocity - weight - motion - gravity A:
gravity