Q: What kind of solids are generally classified by the forces that hold their particles together and include ionic, metallic, covalent network, and molecular types? Choices: - distinct solids - helium solids - flat solids - crystalline solids A:
crystalline solids

Q: Many transition metals and their compounds are used as what? Choices: - insulators - bases - sealants - catalysts A:
catalysts

Q: Q: Portable amplifiers have batteries that store what type of energy? Choices: - kinetic energy - mechanical energy - carbon energy - chemical energy A:
A: chemical energy

Question: Q: What is the term for learning from past experiences and reasoning? Choices: - logical learning - consequence learning - experimental learning - insight learning A:
Answer: insight learning

*Question*
Q: What artificial process involves making an exact copy of a gene? Choices: - material cloning - candidate cloning - ribosome cloning - gene cloning A:
**Answer**
gene cloning

Q: Q: When the ph of precipitation is lowered because of air pollution, what results? Choices: - abnormal rain - climate change - sleet - acid rain A:
A: acid rain