Oceans
The Earth System
Volcanoes and Earthquakes
Plate Tectonics
Misc.
100
The percentage of Earth's water that is found in salt water bodies.
What is 97%?
100
The parts of Earth that living things inhabit.
What is the biosphere?
100
Any opening in a volcano that allows gases and magma to escape.
What is a vent?
100
A plate boundary that forms when two plates move toward each other.
What is a divergent boundary?
100
The color of a mineral's powder.
What is streak?
200
The measure of the amount of salt that is dissolved in a given amount of water.
What is salinity?
200
The layer of the Earth that is made of solid, very dense metal.
What is the inner core?
200
The term that describes a volcano that is not presently active but could be in the future.
What is dormant?
200
The type of fault that is formed when two plates slide past each other in opposite directions.
What is a strike-slip fault?
200
The return of water from the atmosphere to Earth's surface.
What is precipitation?
300
This is used by scientist to "map" the features of the ocean floor.
What is Sonar?
300
Any force that builds up features on Earth's crust.
What is a constructive force?
300
The type of seismic waves that make the ground roll like ocean waves.
What are surface waves?
300
The idea that the Earth's lithosphere is divided into many sections and that these sections move very slowly.
What is plate tectonics?
300
An area of land that is covered with water for at least part of the year.
What is a wetland?
400
A large, flat area found on the ocean floor.
What is an abyssal plain?
400
The mass of an object divided by its volume.
What is density?
400
A place where volcanoes can form that are not near plate boundaries.
What is a Hot Spot?
400
The reason that Earth's plates can move.
What are convection currents in the mantle?
400
A white-capped wave that forms near the shore.
What is a breaker?
500
The curved movement of ocean currents and winds due to the rotation of the Earth.
What is the Coriolis Effect?
500
Heat transfer between two objects that are in direct contact with each other.
What is conduction?
500
A crater that is formed when a volcano collapses in on itself.
What is a caldera?
500
Large canyons that form on the ocean floor.
What are deep-ocean trenches?
500
The ocean zone that lies between the high tide line and the continental slope.
What is the neritic zone?
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