Soil Earth's Layers How Earth was made Atmosphere Weather
100
What is the process through which soil is formed?
Weathering
100
What are the layers of the Earth?
Inner core, outer core, lower mantle, middle mantle, upper mantle, oceanic crust, continental crust
100
How was the Earth made?
The Earth was made from gas particles pulled in by gravity, eventually binding together and forming our Earth's layers and the Earth itself
100
What are the layers of the atmosphere?
Troposphere, Stratosphere, Mesosphere, Thermosphere
100
What is the difference between climate and weather?
Weather is the state of the atmosphere at a specific place and time but climate is at a specific place and long-term
200
What are the soil types?
Sand, Silt, Clay
200
What are convection currents?
The flow of molten rock in the mantle of the Earth
200
Who is Alfred Wegener?
He was a meteorologist who created the theory of Continental Drift and discovered that the continents were once Pangea
200
Which layer does weather happen in?
Troposphere
200
What is albedo?
The ability of surfaces to reflect sunlight
300
What are the properties and textures of the 3 soil types?
Sand: Coarse, water passes through
Silt: Fine, smooth
Clay: Soft, water is held
300
What is the state of matter of the inner core?
Solid
300
Describe the theory of Continental Drift.
The continents we know today were all in one (Pangea) but got seperated due to the tectonic plates they laid on shifting and moving to where they are now
300
What is the ozone layer?
A part of the stratosphere that acts as protection against the suns rays and heat
300
What makes the planet go through seasons?
The Earth's tilt causes more northern latitudes to experience colder weather and the opposite for southern latitudes and does the same with seasons with rotation
400
What is this type of soil? 22% sand, 8% clay, and 70% silt
Silt Loam
400
What is the state of matter of the outer core?
Liquid
400
Describe the three types of interactions between tectonic plates?
Divergent: Plates move away from each other
Convergent: Plates move towards each other
Transform: Plates slide past each other (lateral fault)
400
What layer is closest to space?
Exosphere
400
What is the rain shadow effect?
When air is forced upward by mountains and it cools, expands and is turned into rain, causing one side of a mountain to have more vegetation or snow than another
500
What are agricultural practices that have a negative impact on soil health?
Spraying the soil with herbicides and pesticides
Tilling
Monocropping
500
What is the inner core made of?
Mostly iron, nickel alloy
500
How does tectonic plate theory explain earthquakes and volcanoes?
When the plates move, they can move against each other or away each other and this can cause land to form volcanoes and trenches and when they move is what causes earthquakes because it shakes the ground.
500
What is the hottest layer?
Thermosphere
500
What causes and effects of climate change are there?
Causes: Ozone holes, excess of greenhouse gases, pollution
Effects: Overall global warming, extreme weather/natural disasters, droughts






Environmental Studies Unit 4

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