Q: What generally sets the direction that technology takes? Choices: - local animals - local weather - random chance - problems of society A:
problems of society

Q: What is the largest class of elements? Choices: - organics - acids - oils - metals A:
metals

Q: Q: To the extent that behaviors are controlled by what, they may evolve through natural selection? Choices: - rna - dna - mutation - genes A:
A: genes

Question: Q: The phase transition of a substance changing from a liquid state to a gaseous state is an example of what? Choices: - trichina - spirogyra - catostrophy - entropoy A:
Answer: entropoy

*Question*
Q: What type of plants do not typically require deep roots or woody stems? Choices: - surface plants - dry plants - bacterial plants - aquatic plants A:
**Answer**
aquatic plants

Q: Q: What changes the chemical composition of a substance and can only occur through a chemical reaction? Choices: - carbon changes - Oxygen Changes - mineral changes - chemical changes A:
A: chemical changes