The Element That Is Most Abundant in Earth's Crust Is

Q42: The largest plutons are called<br>A) sills.<br>B) dikes.<br>C)

Q43: Rocks formed from consolidated sediment deposited in

Q44: The Mohs scale is based on how

Q45: Orthoclase and plagioclase are the two main

Q46: Sediments are classified according to the source

Q48: Which of the following is not one

Q49: Gas, lava, and _ are the three

Q50: Which of the following scientists is generally

Q51: The hardest mineral on the Mohs hardness

Q52: Laccoliths and sills are examples of _