There are 4 layers on this planet.
What is Earth?
Derived from the Latin word for “fire.”
What is Igneous?
The process of rocks continually getting created, altered and destroyed.
What is the Rock Cycle?
This is used to measure the hardness of minerals.
What is a Mohs scale?
Crust, Mantle, Outer and Inner Core
What the layers of earth are called?
Marble is an example.
What is a metamorphic rock?
During this mission astronauts brought back 842 pounds of lunar rocks to Earth.
What is Apollo?
4.5 billion years
How old the earth is estimated to be?
Made of rock and varies between 3 to more than 43 miles thick.
What is the crust?
Most likely to contain fossils.
What is sedimentary rock?
This canyon demonstrates nearly two billion years of Earth’s geological history in its vibrant layers of exposed rock.
What is the Grand Canyon?
Diamonds
What is the hardest mineral compound on earth?
9,392° Fahrenheit
What is the temperature of Inner Core?
Country in N. America has some of oldest rock on earth.
What is Canada?
Gold often forms within quartz, a common mineral found in these types of rocks.
What is igneous and metamorphic rocks?
This element accounts for about 35% of earth's composition.
What is Iron?