Q: What type of alloys are used in musical instruments? Choices: - plastics - bronze - copper - brass A:
brass

Q: What celestial object has been visited by manned spacecraft and is easily seen from earth? Choices: - venus - the Sun - Jupiter - moon A:
moon

Q: Q: The development of a head region is called what? Choices: - trichina - spore - cocklebur - cephalization A:
A: cephalization

Question: Q: What kind of biome or climate might you find very close to the earth's poles, as well as up on high mountains? Choices: - tropical - desert - taiga - tundra A:
Answer: tundra

*Question*
Q: At transform plate boundaries, two plates move in which directions? Choices: - parallel - same - north and south - opposite A:
**Answer**
opposite

(Q).
Q: Alpha and beta decay occur when a nucleus has too many protons or an unstable ratio of what? Choices: - electrons to neutrons - atoms to neutrons - nucleus to neutrons - protons to neutrons A:
(A).
protons to neutrons