Q: What does magma that cools underground form? Choices: - anomalies - plates - cracks - intrusions A:
intrusions

Q: Elements are defined by their atomic number, a number that describes the amount of what in the element? Choices: - bonds - electrons - neutrons - protons A:
protons

Q: Q: How does the sun generate energy? Choices: - atomic division - matter multiplication - certain fusion - nuclear fusion A:
A: nuclear fusion

Question: Q: What is the ratio of a wave frequency to its vibration frequency? Choices: - one - two - three - same A:
Answer: same

*Question*
Q: What type of current do generators in cars use? Choices: - magnum current - direct current - polar current - alternating current A:
**Answer**
alternating current

*Question*
Q: Is sleep an active or inactive state in the brain? Choices: - intense - different - inactive - active A:
**Answer**
active