Weather Benchmark

Which phase change in the atmosphere forms clouds

Condensation

In the 1970s scientists began studying chemical reactions that caused the destruction of ozone in the upper atmosphere. Which statement best describes a direct result of their research on society and on the environment

Alternatives to ozone developing aerosols were invented

What instrument should be used to monitor atmospheric pressure changes as a weather system approaches

Barometer

Look at the weather map in which location on the map are thunderstorms most likely to occur within the next 24 hours ( cold front in front of 2)

2

Which of these is associated with hurricanes

A storm that causes an area of low pressure beneath the warm air

Which best explains why air temperatures near mountain tops are often much colder than temperatures near sea level

Air near mountaintops is less dense

Some meteorologist use visual aids such as diagrams maps and charts when they present the weather to television viewers how do different types of visual aids help the viewers understand complex weather phenomena

By showing many components that impact the weather

An increase in carbon dioxide in the atmosphere is associated with an increase in global temperature which property of carbon dioxide is responsible for this temperature increase

Carbon dioxide keeps heat in the atmosphere from escaping into space

Which condition is associated with most warm fronts

Cloud formations bringing precipitation

Measurements of carbon dioxide concentrations in the air taken over the past decade have shown a

Dramatic increase

When air is heated it will most likely

Expand and rise

The picture shows four types of clouds at which location is rainfall most likely to occur (four being lowest one being highest)

Four

The best description of the troposphere is the layer of the atmosphere with the

Greatest density

Which relationship results in a high level of evaporation from Earth's water reservoirs

Greatest surface are and most direct sunlight

Which of the following are narrow belts of strong winds found in the upper troposphere

Jet streams

Which gas is represented by gas 1 (biggest gas prices n the atmosphere

Nitrogen

The diagram shows a wether map. According to this map a cold front is moving through which state (top left corner of the US)

Oregon

Cumulonimbus clouds often form along cold fronts which type of weather is most likely to occur along a cold front

Rain with possible severe thunderstorms

High altitude cirrus clouds are primarily formed from which substance

Solid ice crystals

This symbol represents a front on a weather map which type of front does this symbol present (line with chattering teeth and half suns)

Stationary front

Which of these best explains the cause of convection currents in Earth's atmosphere

Sunlight is more concentrated in some places on Earth than others

Which of these statements best describes temperature as elevation in the atmosphere increases

Temperature generally decreases with elevation in the troposphere

This graph provides evidence that increased ocean surface temperatures have which interaction with hurricanes

The increased ocean surface temperatures transfer more energy to hurricanes

A high-speed wind called a jet stream is moving from the west to the east across the United States which characteristic of this jetstream is most important in predicting weather patterns

The jetstream separates cold northern air from warm southern air

The graph shows the barometric pressure in Henderson NV on a day that had heavy rain storms at what time did the rain most likely begin to stop

The pressure increases at six so it started to stop between six and seven

Meteorologist categorize hurricanes based on the Saffir Simpson scale this scale measures the intensity destructive potential of hurricanes which factor has the most significant effect on the strength of a hurricane

The temperature of the water below the hurricane

In which layer of the atmosphere does most of earths weather occur

The troposphere which is the lowest layer

When visiting the beach Felicity observe that a breeze blew in from the ocean during the day and outward toward the ocean at night which factor is most responsible for the direction of land and sea breezes in coastal regions

The uneven heating between the land and water

Which factor causes surface ocean currents

The wind

How do the conditions for a tornado differ from the conditions for a hurricane

Tornadoes form over land, while hurricanes form over bodies of water

On mount Everest the temperature decreases as the altitude increases the summit of this mountain is in which atmospheric layer

Troposphere

Which of these most likely causes winds to blow on Earth

Warm air rises and cool air falls toward Earth's surface

An air mass travels north over the pacific ocean from the tropics and then eastward across the United States which weather pattern can be expected

Warm and wet

Over which of the following components of Smog do humans have the least control

Water vapor

This drawing shows an anemometer. for which question could this instrument best provide data

What is the current local wind speed