Layers of Earth
Which layer of the Earth is the thinnest?
What is the crust?
Scientists think continents were once a large single landmass that broke apart and then the continents slowly DRIFTED to their present locations. What is the name given to this hypothesis?
What is continental drift?
What happens at a convergent tectonic plate boundary?
What is two tectonic plates collide with one another, causing subduction and/or mountain building?
What is the opening in Earth's crust where lava comes out?
What is a volcano?
What causes most of Earth's major earthquakes?
What is the movement of rock in the Earth's crust?
True/False:
The Earth's core is cool.
False
The Earth's core is 10,800 degrees Fahrenheit (about the same temperature as the Sun's surface).
What are the 3 types of plate movement?
What is a convergent, divergent, and transform?
What is the shaking of the ground caused by the movement of tectonic plates?
What is an earthquake?
How are lava and magma different?
What is lava is what comes out of the volcano while magma is hot, molten rock under the ground?
What happens near tectonic plate boundaries?
What are volcanoes and earthquakes occur?
Going from inner layer to outer layer, name the 3 layers of Earth.
What is the core, the mantle, and the crust?
What happens in convection currents in the Earth's mantle?
What is hot magma rises and cool magma sinks?
An Earthquake in City A registers 5.6, City B 7.8, and City C 6.8. Which city had the strongest earthquake?
What is City B?
What is formed when lava cools and hardens?
What is igneous rock?
What are cracks in the Earth's crust called?
What are faults?
What layer do we live on?
What is the crust?
What forces cause tectonic plates to move?
What are convection currents?
What is the point on the Earth's surface directly above where an earthquake starts?
What is the epicenter?
What is one reason why scientists monitor volcanoes?
What is to predict eruptions?
Where is the Ring of Fire located?
What is in the Pacific Ocean?
What layer is located between the crust and the core?
What is the mantle?
What is the name given to the "supercontinent"?
What is Pangea?
How have communities that are prone to earthquakes tried to protect themselves?
What are implemented various strategies to protect themselves, including strengthening buildings, educating the public, and preparing for potential disasters?
How are volcanoes beneficial?
What is provides nutrients to the soil, builds new land, and/or promotes tourism?
How are earthquakes and volcanoes similar and different?
Answers will vary
Both (Shared Features)
Happen at tectonic plate boundaries
Can be very dangerous
Change the Earth’s surface
Are studied by scientists
Can happen around the same areas
Differences
Volcanoes
Lava comes out
Can form mountains
Can ooze or explode
Make new land
Can be active, dormant, or extinct]
Earthquakes
Shake the ground
Can cause tsunamis
Measured by the Richter scale
Happen suddenly
Can break roads and buildings