BD: the condition of Earth’s atmosphere at a particular time and place.
MD: the water cycle
BD: the envelope of gases that surrounds the planet.
MD: gas around the earth
BD: a form of oxygen that has three oxygen atoms in each molecule instead of the usual two.
MD: a form of oxegyn.
BD: water in the form of a gas.
MD: water in the form of gas.
BD: The amount of mass in a given volume of air
MD: How much mass in the object
BD: The force pushing on an area or surface
MD: force pushing
BD: the result of the weight of a column of air pushing down on an area.
MD: air force pushing
BD: an instrument that is used to measure air pressure
MD: measures air pressure
BD: the distance above sea level
BD: The horizontal movement of air from an area of high pressure to an area of lower pressure.
MD: moving air
BD: three or four cups mounted at the ends of spokes that spin on an axle
MD: a measuring instrament
BD: The increased cooling a wind can cause
MD: cooling wind can cause
BD: winds that blow over short distances
MD: winds that blow over short distances
BD: winds that blow over long distances
MD: winds that blow over long distances
BD: a lake breeze is a local wind that blows from an ocean or lake
MD: a lake breeze
BD: The flow of air from land to a body of water\
MD: air flow drom land to water
BD: winds that blow past each other
MD: winds that blow past each other
BD: A huge body of air that has similar temperature, humidity, and air pressure at any given height
MD: mass of air
Warm air masses
Cold air masses
BD: The boundary where the air masses meet
MD: boundary where air masses meet
BD: year-after-year conditions of temperature, precipitation, winds, and clouds in an area