Types of Rocks
Rocks formed in liquid magma that then cool
Igenous rock
Molten rock underneath the Earth's surface
magma
What type of rock is basalt?
Igenous
Where can you find rocks in your daily life?
- in nature
- in our house (granite kitchen, marble floors)
- cement streets
- concrete side walks
Rocks created from layers of sediment pressed together over time
Sedimentary rocks
Molten rock errupted from a volcano
lava
What type of rock is limestone?
Sedimentary
How did Indigenous people use rocks?
- to make weapons
- to carve images
Rocks that are most likely to have fossils
Sedimentary Rocks
Small pieces of rocks, shells and mud broken down by wind and water
sediments
What type of rock is marble?
Metamorphic
What is the study of fossils called?
Paleontology
Igenous turns into this common metamorphic rock when under high heat and pressure
gneiss
weathering
What are rocks made from?
Minerals
Why is it important to study fossils?
To learn about the history of the Earth
What is the strongest mineral?
Diamond