Rocks
______ describes rocks formed when other rocks are exposed to high temperature and pressure.
Metamorphic
True or False. Minerals can be extracted from water.
True
_____ is a measure of how resistant a material is to scratching.
Hardness
What is the type of mining that happens below the Earth's surface?
Underground Mining
_____ are formed by nature and made of minerals.
Rocks
____ describes rocks formed by hardening lava.
Igneous
True or False. Minerals are organic and grow because of plants and animals.
False. Minerals are inorganic and not related to plants or animals.
______ is the property of allowing light to pass through something.
Transparency
Mining can be bad for the environment because it disrupts _________
Plants/Animal Habitats
The opposite of transparent is ___________
Opaque
There are four types of fossils: trace fossils, cast fossils, true form fossils, and _________ fossils.
Mold Fossils
What is the hardest mineral on the Mohs scale?
Diamond
_______ is a force that attracts or repels objects that have a magnetic material within.
Magnetism
What mineral is commonly found through the process of panning?
Gold
____ are studied by palaeontologists to learn about Earth's history.
Fossils
________ is the study of the history of the Earth based on fossils.
Paleontology.
What is the softest material on the Mohs Scale?
Talc
Streak is the _______ of a mineral when it is crushed into a powder.
Colour
What type of mining scrapes away at the minerals on the top of the Earth?
Surface Mining
_____ are created by nature and are found in rocks.
Minerals
True or false. Flint is a sedimentary rock.
True!
True or false. Minerals contain fossils within them.
False. Minerals do not contain fossils.
_____ describes how light interacts with the surface of an object.
Lustre
1. It provides us with salt that we use to clear roads.
2. It can potentially be bad for the environment.
3. It gives us important materials like aluminum.
2. It can potentially be bad for the environment.
Is a nickel coin magnetic? Yes or no.
Yes!