Vocab
What kind of rock is formed when sand, mud, and pebbles pile up at the bottom of rivers, lakes, and oceans?
Sedimentary rock
What are all rocks made from?
Minerals
If melted rock flows to the surface and cools quickly, it forms basalt?
Granite is an example of what type of rock?
Igneous Rock
What is a naturally occurring substance, that is neither plant or animal?
Mineral
What is a mineral people need?
If melted rock cools slowly, a rock such as granite is formed.
True
An example of a rock made of only one kind on mineral is a _________.
Limestone
What is a "fire-made" rock?
Igneous Rock
Crushed limestone is used to make what?
Cement
Pencils contain a mineral called iron.
False
Marble is an example of what type of rock?
Metamorphic
A rock that has change form through squeezing and heating is?
Metamorphic Rock
Clay and sand are used to make these, which are used to build with.
Bricks
Glass is made from sand.
True
Siltstone is an example of what type of rock?
Sedimentary