(Question)
Q: What is formed when atoms of different elements bond together? Choices: - univalent compound - phenotype compound - duality compound - covalent compound A:
(Answer)
covalent compound

(Question)
Q: In the nasal cavity, what 2 things trap particles from incoming air? Choices: - phlegm and hair - saliva and hair - mucus and skin - mucus and hair A:
(Answer)
mucus and hair

(Question)
Q: In which state of matter are particles completely separate from one another? Choices: - phosphorus state - solid state - liquid state - gaseous state A:
(Answer)
gaseous state