Q: Silver, gold, and copper all conduct what very well? Choices: - light - sound - microwaves - electricity A:
electricity

Q: What type of bonds are the attractive forces between the positively charged nuclei of the bonded atoms and one or more pairs of electrons that are located between the atoms? Choices: - active - gravitational - reactive - covalent A:
covalent

Q: Q: Exemplified by canada and alaska, what kind of climate has cool, short summers and long, cold winters, little precipitation, and abundant conifers? Choices: - temperate climate - droughts climate - tropical climate - subarctic climate A:
A: subarctic climate

Question: Q: What includes all living things within all their environments, including everywhere life exists, from the upper atmosphere, to the top of the soil, to ocean bottoms? Choices: - biome - community - habitat - biosphere A:
Answer: biosphere

*Question*
Q: Untreated botulism is typically fatal because muscles required for breathing fail to contract when the release of what chemical is blocked? Choices: - carbon dioxide - monoxide - hydrogen - acetylcholine A:
**Answer**
acetylcholine

Q: Q: For many decades, scientists have known that atoms consist of electrons and other particles called protons and? Choices: - rods - waves - nanoparticles - neutrons A:
A: neutrons