Rocks
Joe found a rock at the top of a volcano. What kind of rock did he most likely find?
Igneous
What is the strongest mineral on Moh's Hardness Scale?
Diamond
Soil is a mixture of organic matter, minerals, air and ___________________.
Water
How many layers does the earth have?
4
What is the person called that studies rocks?
Geologist
How are metamorphic rocks formed?
Heat and Pressure
We classify minerals by lustre, streak, ___________ and colour.
hardness
What is organic matter made up of?
Living and dead things
What is the hottest layer of the earth?
Inner core
True or False: Minerals are the building blocks of rocks.
True
What is the difference between intrusive and extrusive igneous rocks?
Intrusive - formed in the volcano
Extrusive - formed out of the volcano
What is something we eat that has minerals in it?
Broccoli, milk, spinach, salt, meat, etc.
What role does humus play?
Feeds the plants
Which layer takes up the most space?
Mantle
True or False: The rock cycle does not repeat and tells us that rocks can change into different types of rocks over time.
False
What type of rock is obsidian?
Igneous
What things around us are made using minerals?
Pencils, computers, cutlery, pots, drinking glasses, etc.
When rocks are broken down by rain, that is an example of ____________.
weathering
What state of matter (solid, liquid or gas) is the outer core?
Liquid
What is the softest mineral?
Talc
Which type of rock is formed by small particles?
Sedimentary
What is pyrite's streak?
Greenish-brown
Soil is formed when ____________.
What is the layer of the earth that we stand on?
Crust
The way a mineral shines is it's ___________.
Luster