Weather 13.1

What is weather?

• The amount of moisture in the air

• The number of clouds in the sky

• The speed of the wind

• The state of the atmosphere at any particular time.

Tags

NGSS.MS-ESS2-5

Why is the temperature lower at night than during the day?

• There are more clouds at night to block the sun's rays

• Winds blow harder at night

• The temperature depends on energy from the sun

• There is less water in the air at night

Tags

NGSS.MS-ESS2-6

NGSS.MS-PS3-4

Why can't you see the water vapor in the air?

• It exists as a clear, colorless gas

• It's all been condensed

• There is very little of it

• It's all far away, in the upper atmosphere

Why does it tend to be cool at the Earth's poles?

• They are farthest from the sun

• They have high absolute humidity

• They have the worst weather

• Sunlight strikes them at extreme angles

Tags

NGSS.MS-ESS2-6

What are the characteristics of a high-pressure system?

• Wind and rain

• Humidity and thunder

• Extremely hot temperatures

• Clear skies and sun

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

What will happen if the relative humidity is 100 percent, and the temperature begins falling?

• It will start to rain

• The air will be sticky and uncomfortable

• The temperature will rise

• The barometric pressure will rise

Tags

NGSS.MS-ESS2-5

As altitude increases (you climb a mountain) what happens to temperature?

• temperature gets hotter

• temperature gets colder

What instrument measure air pressure?

• barometer
• thermometer

What scale is used to measure tornadoes?

• Fujita

• Richter

• Saffir-Simpson

• Scoville

Which would you not expect from a severe thunderstorm?

• Thunder

• High Winds

• Tornado

• Storm Surges

Tags

NGSS.MS-ESS2-5