Geosphere quizs

Most volcanoes are found where?

• The ring of fire

• The Himalayas

• The Sahara Desert

• The Great Plains

The inner most layer of earth is what state of matter

• liquid

• gas

• plasma

• solid

Match the following: 1. Large Crystals 2. Small Crystals 3. No Crystals

• a. formed very quickly

• b. formed slowly

• c. formed quickly

• d. formed instantly

What problems can we expect in the future regarding mineral supply and cost of mining?

• Mineral supply will diminish and be harder to extract, which will lead to increased mining costs.

• Advancements in technology will make mining cheaper and more efficient.

• New mineral deposits will be discovered, reducing costs significantly.

• Government regulations will lower mining costs and increase supply.

How is sedimentary rock formed?

• By cooling and solidifying magma

• Through the process of erosion and weathering

• Combining sediments in layers through compaction and lithification

• By the metamorphosis of igneous rock

What type of boundaries form

mountains?

• divergent

• transform

• convergent

• lateral

Name 5 types of water erosion.

• 1. Sheet, Rill, Gully, Streambank, Wind

• 2. Sheet, Rill, Ephemeral, Gully, Streambank

• 3. Sheet, Rill, Gully, Streambank, Ice

• 4. Sheet, Rill, Gully, Rock, Streambank

How is igneous rock formed?

• Formed by cooling and hardening of molten rock from inside the earth (magma)

• Formed by the compression of sediments over time

• Formed by the alteration of existing rocks due to heat and pressure

• Formed by the evaporation of water in mineral-rich environments

Name 2 "special" properties of minerals

• Magnetite is magnetic

• Quartz is transparent

• Calcite bubbles when it comes in contact with an acid.

• Feldspar is the most abundant mineral in the Earth's crust.

What 2 things are required to make metamorphic rock?

• Heat and pressure

• Water and temperature

• Sand and clay

• Lava and ash