We live on Earth’s _______________.
What is crust?
This type of rock is formed from lava cooling.
What is igneous?
Both of these processes wear down rocks and move them from one place to another.
What is weathering and erosion?
Most earthquakes occur due to ____________________________.
What is plate tectonics?
The average yearly average of predictable weather conditions in a region is called
What is climate?
The center of the Earth is called Earth’s _________________.
What is core?
This type of rock is formed from sediment cementing and compacting.
What is sedimentary?
This is dating rocks by how they are layered under the surface.
What is relative dating?
The energy from an earthquake travels in ____________________.
What are waves?
Burning fossil fuels releases _______________________________ into the atmosphere which traps in heat.
What is carbon dioxide?
____________________ currents happen in the mantle.
What is convection?
This type of rock is formed from extreme heat and pressure?
What is metamorphic?
The oldest rock found on Earth was found to be around this old using radiometric dating.
What is 4.5 billion years old?
Convergent boundaries move ________________________each other.
What is towards?
Greenhouse gases act like a greenhouse because they keep Earth’s ___________________ warm.
What is atmosphere?
Earth’s _____________ has 2 layers - the lithosphere and the asthenosphere.
What is mantle?
When water vapor (gas) turns back into water (liquid).
What is condensation
This is dating rocks by using radioactive decay or half-life.
What is absolute dating?
The two types of volcanoes are ____________________ and _________________.
What are shield and composite?
Trees are important in urban areas because they
____________ came up with the Continental Drift Theory.
Who is Alfred Wegener?
This drives the water cycle.
What is the sun?
What is the Colorado River?
The study of earthquakes is called _________________________.
What is seismology?
This has the highest albedo on Earth.
What is ice or snow?