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3 years ago

Explain why in the early morning just before dawn breaks, the temperature of the air

Chemistry

1 answer:

Oksanka [162]3 years ago

7 0

Answer:

Once the sun comes up, the sunlight excites the cold air in the first foot or so above the ground (which can be 10 or more degrees colder), which causes it to move around and mix into the next several feet of air. That “mixing upward” drops the temperature of the air at thermometer level.

Explanation:

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kolbaska11 [484]

Answer:

The answer is given below in the picture

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4 years ago

What is the condition of water in the hydrosphere right now?

SCORPION-xisa [38]

Answer:

A planet's hydrosphere can be liquid, vapor, or ice. On Earth, in the places at the north and south pole, water exists in ice or glacier form, in the atmosphere it exists in vapor form and liquid water exists on the surface in the form of oceans, lakes and rivers. It also exists below ground as groundwater, in wells and aquifers. Water collects in clouds, then falls to Earth in the form of rain or snow,

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3 years ago

Radio communications are frequently used in emergencies because

Korvikt [17]

Answer:

they operate on waves

Explanation:

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3 years ago

You have 1 mole of a gas at STP. If you apply the ideal gas law what is the approximate volume of the gas?

goldfiish [28.3K]

Answer:

A) 22.4L

Explanation:

we know, ideal gas law states

PV=nRT

V=nRT/P

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T= 273.15K P=1atm R=0.082L.atm/mol/K n=1 mole

V=(1*0.082*273.15)/ 1

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3 years ago

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Mumz [18]

Answer:

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Explanation:

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3 years ago