Ques: Q: Extrusive igneous rocks are also called what? Choices: - metamorphic - agates - magma minerals - volcanic rocks A:
Ans: volcanic rocks

Ques: Q: What is the study of structure, properties, and interactions of matter? Choices: - petrology - biology - geology - chemistry A:
Ans: chemistry

Ques: Q: When you are walking on a sidewalk, what occurs between your shoes and the concrete each time you put down your foot? Choices: - movement - progress - grip - static friction A:
Ans: static friction

Ques: Q: What do you call pure substances with unique properties? Choices: - structures - arrangements - originals - elements A:
Ans:
elements