Earth Sciences

• ______ change is change in the usual weather patterns in a region over time.

  climate
• Climate _____ is a change in the usual weather patterns in a region over time.

  change
• _____ is the day to day change in temperature and precipitation in a place.

  weather
• _____ , on the other hand, is the usual weather in a place over a long period of time.

  climate
• This trend of rising global temperatures is called _____ warming.

  global
• This trend of rising global temperatures is called global ____.

  warming
• We call this the ______ effect.

  greenhouse
• We call this the greenhouse _____.

  effect
• These _______ gases include carbon dioxide, water vapour, methane and nitrous oxide.

  greenhouse
• These greenhouse _____ include carbon dioxide, water vapour, methane and nitrous oxide.

  gases
• Carbon _____ is the most common greenhosue gas in our atmosphere.

  dioxide
• _____ dioxide is the most common greenhouse gas in our atmosphere.

  carbon
• Carbon moves between the Earth, living things, and the atmosphere in the ______ cycle.

  carbon
• Carbon moves between the Earth, living things, and the atmosphere in the carbon ______ .

  cycle
• We also emit a lot more carbon dioxide when we burn ____ fuels.

  fossil
• We also emit a lot more carbon dioxide when we burn fossil ____.

  fuels
• In some places, higher temperatures have already led to mega_____and heat waves.

  droughts
• In some places, higher temperatues have already led to megadroughts and ____ waves.

  heat
• They are also causing extreme ____ and snowstorms.

  rain
• They are also causing extreme rain and __________.

  snowstorms
• ________ is about finding ways to cope with our changing climate.

  adaptation
• ________ is about finding ways to reduce greenhosue gas emissions.

  mitigation
• The _____ layer is in the stratosphere.

  ozone
• The ozone ____ is in the stratosphere.

  layer
• Most ____ burn up in the mesosphere.

  meteors
• Reddish lightning called _____ can sometimes be seen above thunderstorms.

  sprites
• The _____ lights and the Southern lights happen in the thermosphere.

  Northern
• The Northern lights and the _____ lights happen in the thermosphere.

  Southern
• But the gases that make up the atmospehre have both ____ and weight.

  mass
• But the gases that make up the atmosphere have both mass and ____.

  weight
• _____ pressure is the downward force caused by the molecules of air in the atmosphere.

  atmospheric
• Atmospheric ____ is the downward force caused by the molecules of air in the atmosphere.

  pressure
• Air pressure is measured with a tool called a ______.

  barometer
• You might hear a weather reporter talk about ______ system or pressure area.

  pressure
• A ____ pressure system is an area of low pressure surrounded by high pressure.

  low
• A low ____ system is an area of low pressure surrounded by high pressure.

  pressure
• This causes the air to form an inward _____.

  spiral
• They often create clouds and sometimes __________.

  precipitation
• A ____ pressure system is an area of high pressure surrounded by low pressure.

  high
• A high ____ system is an area of high pressure surroudned by low pressure.

  pressure