Q: What 3 types of friction occur between solid surfaces? Choices: - static , arching , rolling - static,desending,sliding - static , ascending , rolling - static, sliding, rolling A:
static, sliding, rolling

Q: What form do alkali metals take at room temperature? Choices: - liquid - gas - compound - solid A:
solid

Q: Q: What is the outermost layer of the skin? Choices: - dermis - nexus - callus - epidermis A:
A: epidermis

Question: Q: Which area of the human heart pumps the blood to the right ventricle? Choices: - left atrium - true atrium - left ventricle - right atrium A:
Answer: right atrium

*Question*
Q: Some compounds form rigid frameworks called what? Choices: - grids - ions - chemicals - crystals A:
**Answer**
crystals

Q: What do organisms use to store energy? Choices: - tissues - proteins - metabolytes - lipids A:
lipids