NEW - Air pressure and density in the atmosphere

1.

Multiple Choice

30 sec

1 pt

This is the weight or force of the atmosphere pressing down on Earth's surface

Air Pressure

Density

2.

Multiple Choice

30 sec

1 pt

A device that is used to measure atmospheric pressure is a ___________.

barometer

thermometer

kilometer

micrometer

3.

Multiple Choice

30 sec

1 pt

Air pressure is greater _______.

at the top of the mountain

at the bottom of the mountain

at the center of the mountain

4.

Multiple Choice

30 sec

1 pt

What happens to air pressure as you move upward into the atmosphere?

air pressure increases

air pressure decreases

air pressure stays the same

5.

Multiple Choice

30 sec

1 pt

This is how compact molecules are in a solid liquid or gas

Air Pressure

Density

6.

Multiple Choice

20 sec

1 pt

Density of air is greater ________.

at the top of the mountain

at the bottom of the mountain

at the center of the mountain

7.

Multiple Choice

30 sec

1 pt

What is altitude?

how much something weighs

the distance above sea level - the distance above Earth's Surface

how big something is

8.

Multiple Choice

2 mins

1 pt

What happens to the amount of oxygen molecules as altitude increases?

fewer molecules

more molecules

same amount of molecules

nothing happens to the molecules

9.

Multiple Choice

15 mins

1 pt

The movement of air caused by a difference in air pressure is called..

Rain

Wind

Air

10.

Multiple Choice

15 mins

1 pt

Cold air is more_____ than warm air

Dense

Stale

Colorful

11.

Multiple Choice

15 mins

1 pt

A low pressure system usually causes

Clearing Weather - sun

Lousy Weather - clouds

Fair Weather - dry and clear skies

12.

Multiple Choice

15 mins

1 pt

Air pressure decreases as what increases

Water Vapor

Altitude

Radiation

13.

Multiple Choice

15 mins

1 pt

As the air is warmed how does it density change?

It increases and skins

It Remains the same

It decreases and rises

14.

Multiple Choice

15 mins

1 pt

What is caused by differences in air pressure?

Time

Precipitation

Clouds

Wind

15.

Multiple Choice

30 sec

1 pt

The ________ the difference in pressure, the __________ the wind speed.

greater, slower

less, faster

greater, faster

16.

Multiple Choice

30 sec

1 pt

What causes differences in air pressure?

Coriolis effect - Earth's Spin

The rain amount

solar radiation - uneven heating of Earth

17.

Multiple Choice

30 sec

1 pt

_______ pressure systems are characterized by clear, sunny skies

High

Low

18.

Multiple Choice

30 sec

1 pt

_______ pressure systems are characterized by cloudy, rainy weather.

High

Low

19.

Multiple Choice

30 sec

1 pt

Which of the following is FALSE about air pressure and density?

When the air pressure increases, nice or fair weather is on it's way

A change in air pressure means a change in the weather is on its way.

When the air pressure decreases, lousy or stormy weather is on its way

When the air pressure increases, lousy weather is on its way.

If the air pressure remains the same, so does the weather.

20.

Multiple Choice

30 sec

1 pt

When air moves from areas of high pressure to low pressure at Earth's surface, the effect is

Wind

Rain

Snow

21.

Multiple Choice

30 sec

1 pt

As we travel UP a mountain, the elevation increases and our ears begin to pop because

The outside air pressure decreases as we go up in elevation and our ears try to release pressure.

The outside air pressure is increasing as we go up in elevation and our ears are gaining pressure.

22.

Multiple Choice

30 sec

1 pt

When air is warmed, it becomes less dense and rises, this creates

A region of low pressure and lousy weather

A region of high pressure and happy weather

23.

Multiple Choice

30 sec

1 pt

Cooler, denser air sinks and creates

A region of low pressure and lousy weather

A region of high pressure and happy weather

24.

Multiple Choice

30 sec

1 pt

A high pressure system has the following characteristics.

Clouds and possible storms

Sunny, clear skies

25.

Multiple Choice

30 sec

1 pt

A low pressure system has the following characteristics.

Clouds and possible storms

Sunny, clear skies

26.

Multiple Choice

30 sec

1 pt

In August 2017, Hurricane Harvey struck the Gulf of Mexico and Texas with an air pressure of 937 millibars (27.67 inches of mercury). What is true about hurricanes and the air pressure?

A hurricane is a high pressure system

A hurricane is a low pressure system

A hurricane is an average pressure system

27.

Multiple Choice

30 sec

1 pt

The air pressure has been rising for the last several days. What is likely true about the weather.

The weather is getting nicer/sunny and clear

The weather is getting lousier/cloudy and a storm is on its way.

The temperature is getting much hotter

28.

Multiple Choice

30 sec

1 pt

Assess it station: What is true about two cities that are on the same isobar line on a weather map?

They will have the same temperature

They will have different temperatures

They will have the same air pressure

They will have different air pressures.

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