Structures of the Earth
This layer of the Earth is the innermost layer that is thought to be a "solid ball of metal"
What is the inner core
Granite is an example of this type of rock.
What is (intrusive) igneous rock.
A mineral is made up of _____.
What is at least one element.
_____ is the hot liquid inside of a volcano.
What is magma.
Which of the following most likely cause the formation of an island? a.) wave erosion b.) sand deposits c.) wind movement d.) volcanic eruption
What is d.) volcanic eruption
This layer is made of solid rock and is only 5-25 miles thick.
What is the crust.
This type of rock is formed when hot lava cools.
What is igneous rock.
What are two properties common in minerals and diamonds?
hardness and sparkliness
When magma comes out of a volcano it becomes _____
What is lava
Name 2 types of Caves.
Sea Cave, Lava Cave, Solutional Cave, and Glacier Cave
This layer is around 1,802 miles thick and consists of hot, dense, semi-solid rock.
What is the mantle
In addition to heat, which of the following helps to change granite to gneiss? a.) acid b.) erosion c.) pressure d.) water
What is c.) pressure.
Are minerals natural or made in the lab?
Natural
The crust of the Earth is broken into about 20 pieces called _________.
What are the tectonic plates.
What kind of Cave did Ms. Martinez visit in Italy?
Sea Cave/Solutional Cave
This layer is made up of liquid iron and nickel.
What is the outer core.
Which of the following is most likely to make a rock crack and crumble. a.) dew evaporating off the rock b.) leaves decaying on a rock c.) snow melting in a crack in the rock d.) water freezing in a crack in the rock.
What is d.) water freezing in a crack in the rock.
A student sorted mineral samples into dull and shiny. What property was she using to sort the samples?
What is luster.
The theory that the continents are moving at a rate of about 1 inch per year is the ___________ theory.
What is continental drift theory.
______ is the process where rocks and the earths surface are broken down into pieces.
What is weathering.
When this layer begins to melt, magma is formed.
What is the mantle.
A rock is made up of ______.
What is minerals.
Which of the following best describes a mineral? a.) a solid natural material with a crystal structure b.) a material that was once living but has decayed c.) a liquid chemical used to make soil more fertile d.) a nutrient produced by plants that other organisms need.
What is a.) a solid natural material with a crystal structure.
Of all of the changes in our Earth which of the following takes the longest... a.) landslides b.) earthquakes c.) volcanic eruption d.) weathering
What is d.) weathering
What are two causes of erosion?
What are wind, water, or humans.