Q: What is the term for the last stage of life before adulthood? Choices: - old age - pre-pubescence - childhood - adolescence A:
adolescence

Q: What is the term for a mountain-building event? Choices: - glaciation - volcanism - erosion - orogeny A:
orogeny

Q: What type of electrons does carbon have? Choices: - shell - ionic - gradient - valence A:
valence