Types of Rocks
Name one place you might find a rock on earth?
Beaches have stones
Garden Soil Has Stones
Sea Beds have stones
Surrounding area of a Volcano
Caves are made of stones
Big stones on Mountains
Deserts have stones
What is the Rock Cycle?
The series of processes that change rocks from one type to another.
What kind of scientist studies rocks and minerals?
Geologist
Which natural disaster creates magma?
Volcanic Eruption
There are 2 types of mines. Can you name them?
Underground Mines
Surface Mines
What are the three main types of rocks?
Igneous, Sedimentary, and Metamorphic rocks
How can a sedimentary rock become metamorphic?
Through heat and pressure
What are the 4 properties we used to identify and test rocks and minerals?
Colour, Texture, Luster, Hardness
What process happens when rocks are broken down into smaller pieces by wind, water, or ice?
Erosion
What do we call rock containing minerals of interest?
Ore
Which type of rock forms when layers of sediment are compressed over time?
Sedimentary
What is Magma?
Magma is a very hot, melted rock found deep inside the Earth.
What property describes how shiny a mineral is?
Lustre
What do we call a big shake of the ground caused by movement under Earth’s surface?
Earthquake
Mineralised, Organic, Trace and Impression Fossils
This rock type is formed when heat and pressure change an existing rock.
Metamorphic rock
A rock melts, cools, and hardens. Then it is buried and changed by heat and pressure. What kinds of rock has it been?
Igneous and Metamorphic
When testing hardness on either a rock or mineral, what are geologists looking for?
Can it scratch?
How can natural disasters such as earthquakes, volcanic eruptions and erosion people, animals and plants?
Trees may fall.
Homes can be destroyed.
The ground can crack or shake apart, damaging where plants grow.
People can get hurt.
Smoke and ash make it hard to breathe.
When plants are gone, animals lose their food and shelter.
What scientist studies fossils?
Paleontologists
What is Sediment?
Sediments are little pieces of rocks, minerals, plants, and animals.
Why do we say rocks are always changing?
They go through the rock cycle and can become different types of rocks over and over again.
What are some examples of texture on different rocks and minerals?
Smooth
Rough
Grainy
Bumpy
A volcano erupts. What type of rock will form when the lava cools?
Igneous rock
Which Indigenous Community used soapstone to create Inukshuks?
Inuit