the gases that surround the earth is called the how much of the earth’s water is salty?
TRANSCRIPT
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The gases that surround the The gases that surround the Earth is called theEarth is called the
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How much of the Earth’s water How much of the Earth’s water is salty?is salty?
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The gases in the primitive The gases in the primitive atmosphere that were deadly atmosphere that were deadly
were:were:
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About 4.5 billion years About 4.5 billion years ago trapped gases within ago trapped gases within
the Earth escaped the Earth escaped through _____________.through _____________.Volcan
oes
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The appearance of what gases The appearance of what gases allowed cyanobacteria to live allowed cyanobacteria to live
and produce oxygen.and produce oxygen.
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The most abundant gas in our The most abundant gas in our atmosphere now is:atmosphere now is:
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The percentage of oxygen in The percentage of oxygen in our present atmosphere is:our present atmosphere is:
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Oxygen became an important Oxygen became an important part of our atmosphere after the part of our atmosphere after the
emergence of:emergence of:
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A meteorologist is a person who A meteorologist is a person who studies:studies:
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List the layers of the atmosphere List the layers of the atmosphere from highest to lowest.from highest to lowest.
•Thermosphere•Mesosphere•Stratosphere•Troposphere
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The layer of the atmosphere The layer of the atmosphere that you live in is the:that you live in is the:
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Auroras are caused by Auroras are caused by chemically charged particles in chemically charged particles in
this layer.this layer.
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Ozone is a form of:Ozone is a form of:
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Oxygen is a waste product Oxygen is a waste product given off by plants.given off by plants.
True or FalseTrue or False
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As you walk up a mountain, the As you walk up a mountain, the air gets:air gets:
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Water boils on the Celsius scale Water boils on the Celsius scale at:at:
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Water freezes on the Celsius Water freezes on the Celsius scale at:scale at:
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The sphere that contains rock The sphere that contains rock and land is the lithosphere.and land is the lithosphere.
True or FalseTrue or False
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The direct transfer of heat from The direct transfer of heat from one substance to another is one substance to another is
called:called:
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The transfer of heat in gas or The transfer of heat in gas or liquids is:liquids is:
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Weather occurs in this layer of Weather occurs in this layer of the atmosphere.the atmosphere.
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Satellites orbit in the layer.Satellites orbit in the layer.
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This is the coldest layer in the This is the coldest layer in the atmosphere.atmosphere.
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The ozone and jet stream are The ozone and jet stream are found in this layer.found in this layer.
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AM radio waves are bounced AM radio waves are bounced back to the Earth.back to the Earth.
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Meteors burn up in this layer.Meteors burn up in this layer.
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As you go up in the As you go up in the troposphere, the temperature:troposphere, the temperature:
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As you go up in the As you go up in the stratosphere, the temperature:stratosphere, the temperature:
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As you go up in the As you go up in the thermosphere, the temperature:thermosphere, the temperature:
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As you go up in the As you go up in the mesosphere, the temperature:mesosphere, the temperature:
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As you go up in the As you go up in the atmosphere, the air pressure:atmosphere, the air pressure:
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This gas is needed for growth of This gas is needed for growth of muscles, skin, and organs.muscles, skin, and organs.
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This gas is taken in during This gas is taken in during photosynthesis to make oxygen photosynthesis to make oxygen
and food.and food.
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This gas makes up 21% of the This gas makes up 21% of the present atmosphere.present atmosphere.
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This gas is needed for all This gas is needed for all weather on Earth.weather on Earth.
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When you dog Fido sits on your When you dog Fido sits on your lap, his warmth is heating you lap, his warmth is heating you
by:by:
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Water boiling in a pot is heated Water boiling in a pot is heated primarily by:primarily by:
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The sun’s rays warm you by:The sun’s rays warm you by:
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A cow getting branded by a hot A cow getting branded by a hot iron:iron:
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Your feet get cold when you Your feet get cold when you open the refrigerator.open the refrigerator.
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Warming up your pizza in the Warming up your pizza in the microwave.microwave.
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Walking barefoot on the hot Walking barefoot on the hot sand of the beach.sand of the beach.
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Energy transferred as Energy transferred as electromagnetic waves.electromagnetic waves.
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The burning of fossil fuelsThe burning of fossil fuels
Ozone or Greenhouse EffectOzone or Greenhouse Effect
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Ice caps will meltIce caps will melt
Ozone or Greenhouse EffectOzone or Greenhouse Effect
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Increased risk of skin Increased risk of skin cancercancer
Ozone or Greenhouse EffectOzone or Greenhouse Effect
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Planting a tree affects thePlanting a tree affects the
Ozone or Greenhouse EffectOzone or Greenhouse Effect
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Humans releasing CFCsHumans releasing CFCs
Ozone or Greenhouse EffectOzone or Greenhouse Effect
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Not using Styrofoam with Not using Styrofoam with CFCs CFCs
Ozone or Greenhouse EffectOzone or Greenhouse Effect
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CataractsCataracts
Ozone or Greenhouse EffectOzone or Greenhouse Effect
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Keeps the Earth warmKeeps the Earth warm
Ozone or Greenhouse EffectOzone or Greenhouse Effect
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Cutting down treesCutting down trees
Ozone or Greenhouse EffectOzone or Greenhouse Effect
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Blocks the sun’s UV raysBlocks the sun’s UV rays
Ozone or Greenhouse EffectOzone or Greenhouse Effect
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carbon dioxide and water carbon dioxide and water vaporvapor
Ozone or Greenhouse EffectOzone or Greenhouse Effect
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Lines of equal temperature are Lines of equal temperature are called:called:
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A high temperature means that A high temperature means that particles are moving:particles are moving: