I NEED HELP ASAP!! I NEED IT BEFORE TOMORROW!! D: 10pts+5pts!
1. An intrusive igneous rock is fine-grained and formed when lava cools and solidifies.

True

False

1. Minerals are the building blocks of rocks where rocks are the sum of one or more minerals.
   

True

False

1. Most igneous, sedimentary and metamorphic rocks are composed of minerals.
   

True

False

1. Plate tectonic forces are responsible for which of the following?
   

adding rock material to earth's surface

removing rock material from the earth's surface

both adding and removing rock material from the earth's surface

plate tectonics does not effect the earth's surface

1. Which of the following is the best example of physical weathering?
   

the cracking of rock caused by the freezing and thawing of water

the transportation of sediment in a stream

the wearing away of rock due to acid rain

1. What are the two most common elements in the earth's crust?
   

oxygen and silicon

oxygen and hydrogen

silicon and helium

helium and hydrogen

1. Minerals may form a crystal based upon their atomic structure. What controls the atomic structure in a mineral?
   

• the rock in which it is found
  
• an array of atoms bonding together
  

the number of atoms in the mineral

• the area in which it is found
  
  

1. ________ are essential ingredients in food, medicine, fertilizers, and building materials.
   

• carbons
  

rocks

minerals

chocolate chip

1. Compounds can form from two nonmetals by sharing their electrons in a
   

ionic

metallic

covalent

cation exchange

1. What is the difference between lava and magma?
   

they originate from different places

they are made of different types of rock

they are different colors

after magma reaches the surface it's called lava

1. An atom that has an excess positive or negative electrical charge caused by the loss or addition of an electron is called a(n) ______.
   

proton

ion

electron

*neutron