The Earth
Forces
Landforms
Random
HEI
100
The earth's upper layer is known as this.
What is the Crust?
100
These are violent and sudden movements of the earth's crust.
What are earthquakes?
100
These are two types of flatland.
What are plains and plateaus?
100
This is the process in which water goes from the oceans to the air, to the ground, and finally back to the oceans.
What is the Water Cycle?
100
This is the word for thick haze of smoke.
What is Smog?
200
The inner most layer of the earth is called this
What is the core?
200
When an underwater earthquake occurs in the ocean it creates one of these forces.
What is a tsunami?
200
A deep cut in the ocean floor is known as this.
What are trenches?
200
These are two examples of precipitation.
What is snow, rain, sleet, hail?
200
This happens when chemicals in the air combine with a form of precipitation.
What is acid rain?
300
Scientists believe that the earth's inner core is made up of these two elements.
What is nickel and iron?
300
This is a result of water and ice, chemicals, and even plants break rocks apart into smaller pieces.
What is weathering?
300
The earth's surface is covered by this amount of water.
What is 70%?
300
In this part of the water cycle, water turns from a liquid to the gas.
What is evaporation?
300
This term refers to the earth's surface water and ground water.
What is Hydrosphere?
400
The theory of this explains how the continents were formed and why they move.
What is Plate Tectonics?
400
This is a process when water, wind, and ice can move away weathered rock.
What is erosion?
400
This is water that filters through the soil into the ground.
What is groundwater?
400
In this part of the water cycle, water turns back from a gas back into a liquid.
What is condensation?
400
This is a place shared by plants and animals that depend on one another for survival.
What is an ecosystem?
500
This theory assumed the continents were lumped together as one giant landform?
What is Pangaea?
500
This is the nickname of the area where most tsunamis, earthquakes, and volcanic eruptions occur?
What is the Ring of Fire?
500
This is the deepest landform in the world. It is found in the western Pacific Ocean. It plunges 36,198 feet deep.
What is Mariana Trench?
500
This is the practice of the careful uses of the Earth's resources.
What is conservation?
500
These are plants and animals that are introduced to new areas where they increase rapidly and crowd out local plants and animals.
What are invasive species?
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