What happens at night regarding land and sea temperatures?
The land loses heat more quickly, causing a land breeze.
What wind speed does a tropical storm need to become a hurricane?
119 km/h (74 mi/h or 64 knots).
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p.2
Air Motion and Wind Patterns

What happens at night regarding land and sea temperatures?

The land loses heat more quickly, causing a land breeze.

p.5
Storm Types: Thunderstorms, Tornadoes, and Hurricanes

What wind speed does a tropical storm need to become a hurricane?

119 km/h (74 mi/h or 64 knots).

p.5
Storm Types: Thunderstorms, Tornadoes, and Hurricanes

Where on Earth are hurricanes not found?

Antarctica and latitudes near the equator.

p.5
Storm Types: Thunderstorms, Tornadoes, and Hurricanes

What is the calm area at the center of a hurricane called?

The eye of the storm.

p.4
Precipitation Types and Processes

Why does sea salt not affect the evaporation of water?

Sea salt does not evaporate with water.

p.4
Storm Types: Thunderstorms, Tornadoes, and Hurricanes

What is a tornado?

A violent storm characterized by a rotating column of air.

p.3
Precipitation Types and Processes

What temperature conditions are necessary for rain to fall?

Temperatures in the air and at the surface must be above freezing (32°F, 0°C).

p.6
Earthquake and Tsunami Dynamics

What is the focus of an earthquake?

The point of initial energy release or slippage, generally at considerable depth.

p.5
Storm Types: Thunderstorms, Tornadoes, and Hurricanes

What causes hurricanes to die down?

When they move over land or into cooler latitudes.

p.4
Precipitation Types and Processes

What causes the indents on raindrops?

Air resistance.

p.4
Precipitation Types and Processes

How does acid rain affect aquatic ecosystems?

It makes lakes and streams more acidic, harming plants and animals.

p.1
Measurement of Atmospheric Pressure

How does a mercury barometer work?

It measures atmospheric pressure by the height of a mercury column supported by external air pressure.

p.1
Measurement of Atmospheric Pressure

What is the normal height of the mercury column in a barometer?

About 76 cm (30 in.).

p.1
Measurement of Atmospheric Pressure

What is the relationship between height and pressure in a mercury barometer?

The greater the height (h), the greater the pressure (p).

p.6
Earthquake and Tsunami Dynamics

What is the epicenter of an earthquake?

The location on the Earth's surface directly above the focus.

p.6
Earthquake and Tsunami Dynamics

What is a tsunami?

A series of ocean waves that sends surges of water onto land, often caused by undersea earthquakes.

p.3
Precipitation Types and Processes

What is a common misconception about the shape of raindrops?

Many believe raindrops are teardrop-shaped, but smaller raindrops are nearly spherical, while larger ones have a small indent.

p.4
Storm Types: Thunderstorms, Tornadoes, and Hurricanes

What are the different types of lightning discharges?

Intracloud, cloud-to-cloud, cloud-to-ground, and air discharges.

p.4
Storm Types: Thunderstorms, Tornadoes, and Hurricanes

How wide can tornadoes be?

They can range from 75 meters (250 feet) to up to two miles across.

p.4
Storm Types: Thunderstorms, Tornadoes, and Hurricanes

How long do tornadoes typically touch the ground?

They often touch down for only a few minutes and travel less than a mile, but some can last longer.

p.1
Atmospheric Effects and Local Storms

What are the main atmospheric effects discussed?

Precipitation, local storms, rain storms, thunderstorms, lightning, tropical storms, hurricanes, and tornadoes.

p.1
Humidity and Its Effects

What is humidity a measure of?

The moisture or water vapor in the air.

p.6
Earthquake and Tsunami Dynamics

What instrument is used to monitor seismic waves?

Seismograph.

p.6
Earthquake and Tsunami Dynamics

What can cause a tsunami besides undersea earthquakes?

Underwater landslides, volcanic eruptions, or the impact of a large meteorite.

p.5
Volcanic Activity and Earthquake Mechanisms

What is the origin of the word 'volcano'?

It comes from Vulcan, the Roman god of fire.

p.6
Earthquake and Tsunami Dynamics

What is the study of earthquakes called?

Seismology.

p.5
Storm Types: Thunderstorms, Tornadoes, and Hurricanes

What are the different names for hurricanes in various regions?

Typhoon in Southeast Asia, cyclone in the Indian Ocean, and willy-willy in Australia.

p.3
Precipitation Types and Processes

What role do condensation nuclei play in precipitation?

Condensation nuclei provide surfaces for water vapor to condense upon, helping droplets gather and grow large enough to fall.

p.4
Storm Types: Thunderstorms, Tornadoes, and Hurricanes

What is a rainstorm?

A heavy downpour of rain.

p.2
Air Motion and Wind Patterns

What causes local winds?

Thermal circulations due to geologic features.

p.2
Monsoon Weather Patterns

How does the Northern Hemisphere affect summer monsoons?

It receives more direct rays of the Sun, warming the air above the land.

p.2
Precipitation Types and Processes

What are the main parts of the water cycle?

Evaporation, transpiration, condensation, and precipitation.

p.5
Volcanic Activity and Earthquake Mechanisms

What is a volcano?

A vent from which hot molten rock, ash, and gases escape, or the mountain created by solidified lava.

p.2
Air Motion and Wind Patterns

What are vertical air motions called?

Updrafts and downdrafts, collectively known as air currents.

p.2
Monsoon Weather Patterns

What is a monsoon?

A giant seasonal convection cycle that brings heavy rains from the ocean.

p.2
Precipitation Types and Processes

What is precipitation?

Any liquid or frozen water that forms in the atmosphere and falls back to Earth.

p.6
Earthquake and Tsunami Dynamics

What is the trough of a tsunami?

The low point beneath the wave's crest that often reaches shore first.

p.4
Storm Types: Thunderstorms, Tornadoes, and Hurricanes

What distinguishes a thunderstorm from a regular rainstorm?

The presence of thunder and lightning.

p.5
Storm Types: Thunderstorms, Tornadoes, and Hurricanes

What gives a tornado its great destructive potential?

The concentration of its energy in a relatively small region.

p.1
Humidity and Its Effects

How is relative humidity defined?

The ratio of the actual moisture content to the maximum moisture capacity of a volume of air at a given temperature.

p.1
Humidity and Its Effects

What are common methods to manage humidity in homes?

Using dehumidifiers in summer and humidifiers or exposed pans of water in winter.

p.6
Earthquake and Tsunami Dynamics

What warning sign indicates a tsunami is approaching?

The retreating of sea water, exposing harbor and sea floors.

p.5
Earthquake and Tsunami Dynamics

What is an earthquake?

A tremendous release of energy accompanying the rupture or repositioning of underground rock.

p.2
Air Motion and Wind Patterns

What is air motion?

The horizontal movement of air along the Earth’s surface.

p.6
Earthquake and Tsunami Dynamics

What primarily causes earthquakes?

Movement of lithospheric plates.

p.3
Precipitation Types and Processes

How does hail form?

Hail forms in thunderstorm clouds when water droplets are pushed upward into colder temperatures, freeze, and grow as more droplets freeze onto them.

p.5
Storm Types: Thunderstorms, Tornadoes, and Hurricanes

What is a tornado commonly referred to as?

A twister.

p.1
Humidity and Its Effects

What does a relative humidity of 0.50 indicate?

The air is 'half full' of moisture, containing half as much water as it can hold at that temperature.

p.2
Precipitation Types and Processes

What creates different kinds of precipitation?

The temperature of the cloud and the air between the cloud and the ground.

p.5
Earthquake and Tsunami Dynamics

How often do earthquakes occur?

Perhaps a million times each year.

p.4
Storm Types: Thunderstorms, Tornadoes, and Hurricanes

What causes the motion of air in a tornado?

The difference in pressure between the center (low pressure) and the outer edge (high pressure).

p.2
Air Motion and Wind Patterns

What phenomenon occurs when land heats up more quickly than water during the day?

A sea breeze.

p.3
Precipitation Types and Processes

What conditions lead to snowfall?

Snow falls when all the air between the cloud and Earth's surface is below freezing.

p.3
Cloud Formation and Classification

What is the process that leads to cloud formation?

Warm, moist air rises, cools at higher altitudes, reaches its dew point, and condenses due to condensation nuclei.

p.3
Precipitation Types and Processes

How do raindrops form?

Raindrops form when clouds reach a critical mass of water droplets, which collide and merge, growing in size until they fall.

p.4
Precipitation Types and Processes

What happens to extra-large raindrops as they fall?

They usually split into two smaller droplets.

p.5
Earthquake and Tsunami Dynamics

What can a very powerful earthquake do?

Lay waste to a large area.

p.1
Measurement of Atmospheric Pressure

What is pressure defined as?

The force per unit area.

p.6
Earthquake and Tsunami Dynamics

What are faults?

Large crustal features formed by the movement of rocks on either side of a fracture.

p.3
Cloud Formation and Classification

What are clouds composed of?

Clouds are composed of millions of microscopic water droplets or ice crystals suspended in the air.

p.3
Cloud Formation and Classification

What are the four basic root names for cloud classification?

Cirrus, Cumulus, Stratus, and Nimbus.

p.5
Storm Types: Thunderstorms, Tornadoes, and Hurricanes

How do storms rotate in the Northern Hemisphere?

Counterclockwise.

p.4
Precipitation Types and Processes

What type of water is precipitation always considered?

Fresh water.

p.4
Precipitation Types and Processes

What is acid rain?

Precipitation contaminated by pollutants in the atmosphere.

p.4
Storm Types: Thunderstorms, Tornadoes, and Hurricanes

What causes lightning in a thunderstorm?

A separation of charge in a thundercloud due to the movement of water droplets.

Study Smarter, Not Harder
Study Smarter, Not Harder