Photosynthesis

An increase in air pollutant particles

Carbon dioxide is abundant in the atmosphere.

As you increase in altitude, air pressure ____________ .

As oceans and lakes evaporate, ____________ accumulates in the atmosphere.

As air rises, water vapor forms __________.

Near the surface, as air pressure rises, air density ____________.

Molecules are packed more tightly together in air with higher ____________.

Ozone is a type of oxygen.

When heat is transferred by the movement of electromagnetic waves it is called

The electromagnetic spectrum

..

The vertical movement of air due to the uneven heating is called

Wavelengths that are short and very high energy are

If you add heat to a gas, the molecules

When ice melts to become water, the energy released is known as

At winter solstice in the northern hemisphere, the sun's rays hit most directly at

Earth owes its moderate temperature to

Visible light makes up the least energetic waves on the electromagnetic spectrum.

Light, radio waves and gamma rays are examples of

Infrared energy is also known as

When you get a sunburn, it is mostly caused by __________ radiation.

Wavelengths with energy just higher than visible light are __________ radiation.

A change in temperature with distance is known as

Days with inversions may have high pollution because

What layer of the atmosphere has the lowest temperature?

In the troposphere, temperature __________ with altitude because __________.

In the stratosphere, temperature __________ with altitude because __________.

If you are lucky enough to see a shooting star (meteor), the light you are seeing is in the

The ozone layer protects life on Earth from

Warm gas molecules take up more space than cooler gas molecules.

Warmer air is more buoyant that cooler air, which is why the warmer air rises above the cooler air.

The temperature gradient of each layer within the atmosphere is the same.

Gravity pulls the gas molecules towards Earth’s center, which is why it's easier to breathe closer to sea level than at the top of a tall mountain.

The ionized layer of the atmosphere is the

The ozone layer is in the ____________ layer in the atmosphere

Pilots like to fly in the ____________ layer of the atmosphere because there is little air turbulence

The outermost layer of the atmosphere is the ___________.

Reactions between ions released from solar storms and Earth's magnetic field cause a(n) ____________ near the poles.

Virtually all weather takes place in the ____________ layer of the atmosphere.

High speed protons and electrons flinging through space make up the ____________.

A low pressure zone forms when

Most air movement occurs in which atmospheric layer?

Rain is most likely to fall as an air mass

Because of the Coriolis effect

The time for an airplane to fly between San Francisco and New York relative to NY to SF is

Precipitation is high

The westerly winds travel toward the west

Cool air sinking creates a high pressure zone at the ground

Wind is created by air that moves vertically between high and low pressure zones.

Walking on the beach in San Diego in December, one would likely feel a strong sea breeze coming off the ocean.

Warm air ____________ and cool air ____________.

Wind blows from ____________ zones to ____________ zones.

The seasons are caused by

What is the amount of water vapor in the air called?

What is the force of air weighing down over a unit of area called?

A surface with high albedo

The temperature gradient of the troposphere means that

the

Photosynthesis is the process through which CO2 is created and energy is released.

High temperature particles vibrate faster than low temperature particles

The moon is bright because it radiates visible light

Most of the energy that reaches the Earth’s surface comes from the Sun.

Ozone filters UV but the rest of the sun’s radiation comes in unimpeded.

When the north pole is tilted toward the sun, it is winter in the southern hemisphere.

Heat is held in the atmosphere by greenhouse gases

We feel __________ energy as heat

__________ is a greenhouse gas produced by rotting plants.

The percentage of water vapor in a certain volume of air relative to the maximum amount of water vapor that air could contain is known as

When humid air near the ground cools below its dew point, what forms?

When warm moist air rises it eventually

If the weather report says there is 90% humidity, it means that the air

Clouds grow tall because of strong upward vertical air currents.

Climate is the average of a region’s weather over time.

Air that is ____________ in temperature can hold more water vapor than air that is ____________ in temperature.

A warm front occurs when

A cold front in winter will produce

Two air masses meet at what?

The strongest winds form when

Rising air creates

Thunderstorms tend to form

Fronts are always moving.

An air mass is a batch of air that has very similar temperature and humidity.

Air masses generally form over a relatively small area.

Most stormy weather occurs at ____________

People in the United States are most likely to experience

What is needed for a thunderstorm to form?

Which of the following is true?

Lightning never strikes the same place twice.

Lightning heats the air so that it expands explosively

The winds in a(n) ____________ rotates in a clockwise direction in the northern hemisphere and a counter clockwise pattern in the southern hemisphere.

A period of prolonged excessively hot weather for a particular region is called a(n) ____________.

A wind system that rotates around a low pressure center is a(n) ____________.

Mid-latitude cyclones in the U.S. that come off the Atlantic Ocean are called a ____________.

Lines of equal temperature are called what?

What instrument measures atmospheric pressure?

What will probably happen if barometric pressure rises?

To outline a storm and estimate its effects, meteorologists use a(n)

A large temperature gradient may indicate a(n)

Weather predictions are virtually always right

The least accurate weather forecasts are those made for several days into the future.

Barometers are used to measure wind speeds.

The most advanced weather forecasts are done by ____________

____________, first used in WWII, uses the reflection of radio waves to determine disturbances.

Lines of equal average air pressure at sea level are

Scientists who forecast weather are ____________

In the Northern Hemisphere, the general direction of the flow of the jet stream is toward the

Which type of front occurs when the air masses do NOT move?

Which of the following is a product of thunderstorms?

What are the most damaging storms on Earth?

The transfer of heat that takes place when fluids (gases and liquids) are unevenly heated is called

The eye of a hurricane is a(n)

Radiation is the transfer of energy from one object to another through electromagnetic waves.

Weather maps depict information only from computer models.

Isotherms show temperature gradients.

Heat waves have decreased in frequency and duration in recent years.

An F6 tornado would cause massive destruction wherever it touches the ground.

Because of the stability of temperature inversions, they often produce healthy air in cities.

The temperature at which air becomes saturated with water is called _____________.

_____________ is a cloud located at or near the ground.

A(n) _____________ is a batch of air that has nearly the same temperature and humidity.

A __________ is a system of winds rotating counterclockwise around a low pressure system in the northern hemisphere.

The Sun is directly overhead at the equator at the time of year called a(n) __________.

From which direction is the wind blowing?

What is the windspeed?