Physical Properties
_____ describes how light interacts with the surface of an object.
____ rocks have formed through the cooling and hardening of lava and magma.
What is Igneous?
A ________ is created by nature and forms Earth's rocks and soils.
What is a mineral?
____ is made from limestone rock. It is used to make buildings.
What is concrete?
_____ is the colour of a mineral when it is crushed into a powder. It is determined by rubbing a mineral against a streak plate.
_____ rocks are made when sand, mud, and pebbles get compressed in layers.
What is Sedimentary?
True or false: minerals are created by plants and animals over time.
False! Minerals are inorganic, meaning that they are not created from plants or animals.
_____ is an igneous rock. It is used for countertops in bathroom and kitchens.
What is granite?
____ is a force that attracts or repels objects made of magnetic material.
What is magnetism?
______ rocks are formed when other rocks are exposed to high temperatures and pressure.
What is metamorphic?
Is a diamond a mineral?
Yes!
_____ is a metamorphic rock used for sculptures.
What is marble?
_____ describes how light interacts with the surface of an object.
What is lustre?
True or false: There are over 700 types of igneous rocks.
True!
True or False: Pearls are minerals.
False! Pearls are made by oysters.
True or false. The material, flint, is a rock.
True! It is a sedimentary rock commonly used by the Cree people as axe heads or arrows.
_____ is a measure of how resistant a material is to being scratched.
What is hardness?
How many types of rock are there?
3. Igneous, Metamorphic, and Sedimentary
True! Minerals also form when mineral solutions evaporate and when there is pressure near the Earth's core.
A petroglyph is a carving made into rock.
True! The carvings can be a picture or a way to communicate.