Question 1

Which of the following statements characterizes oxygen 16 and oxygen 18?

Accepted Answer

A) Oxygen 16 and oxygen 18 evaporate from ocean water at the same rate. 
B) Oxygen 18 contains two more electrons than oxygen 16. 
C) Oxygen 16 and oxygen 18 exist in the shells of marine organisms. 
D) Oxygen 16 and oxygen 18 occur in roughly equal amounts in ocean water. 
A) Oxygen 16 and oxygen 18 evaporate from ocean water at the same rate. 
B) Oxygen 18 contains two more electrons than oxygen 16. 
C) Oxygen 16 and oxygen 18 exist in the shells of marine organisms. 
D) Oxygen 16 and oxygen 18 occur in roughly equal amounts in ocean water.

Question 2

Ice cores provide a record of which of the following?

Accepted Answer

A) past temperatures 
B) past wind patterns 
C) past biodiversity 
D) past precipitation 
A) past temperatures 
B) past wind patterns 
C) past biodiversity 
D) past precipitation

Question 3

Which of the following time periods does the Maunder minimum refer to?

Accepted Answer

A) when the Earth was closer to the sun than it is now 
B) when the tilt of the Earth's axis was less than it is now 
C) when the Earth was in the middle of an ice age 
D) when there were fewer sunspots on the sun than now 
A) when the Earth was closer to the sun than it is now 
B) when the tilt of the Earth's axis was less than it is now 
C) when the Earth was in the middle of an ice age 
D) when there were fewer sunspots on the sun than now

Question 4

Does deforestation act to increase or decrease atmospheric carbon dioxide concentrations?

Accepted Answer

Deforestation acts to increase atmospher

Question 5

Which of the following tends to occur at the surface when an ash veil from large volcanic eruptions enters the stratosphere?

Accepted Answer

A) temperatures increase 
B) precipitation increases 
C) temperatures decrease 
D) precipitation decreases 
A) temperatures increase 
B) precipitation increases 
C) temperatures decrease 
D) precipitation decreases

Question 6

Greenhouse gases increase temperatures by absorbing and releasing which of the following?

Accepted Answer

A) shortwave radiation emitted from Earth 
B) shortwave radiation emitted from the sun 
C) longwave radiation emitted from Earth 
D) longwave radiation emitted from the sun 
A) shortwave radiation emitted from Earth 
B) shortwave radiation emitted from the sun 
C) longwave radiation emitted from Earth 
D) longwave radiation emitted from the sun

Question 7

Which of the following accurately compares CO2 levels during cold glacial periods and warm interglacial periods?

Accepted Answer

A) CO2 levels of cold glacial periods were about the same as warm interglacial periods. 
B) CO2 levels of cold glacial periods were more variable than warm interglacial periods. 
C) CO2 levels of cold glacial periods were higher than warm interglacial periods. 
D) CO2 levels of cold glacial periods were lower than warm interglacial periods. 
A) CO2 levels of cold glacial periods were about the same as warm interglacial periods. 
B) CO2 levels of cold glacial periods were more variable than warm interglacial periods. 
C) CO2 levels of cold glacial periods were higher than warm interglacial periods. 
D) CO2 levels of cold glacial periods were lower than warm interglacial periods.

Question 8

Which of the following provides a basis for the much-studied temperature record of the past 140 years?

Accepted Answer

A) ice cores and fossil shells 
B) air temperature over land and the oceans 
C) air temperature over the oceans and fossil shells 
D) air temperatures over land and tree rings 
A) ice cores and fossil shells 
B) air temperature over land and the oceans 
C) air temperature over the oceans and fossil shells 
D) air temperatures over land and tree rings

Question 9

Which of the following represents the duration of the warming trend that began in the 1970s?

Accepted Answer

A) It ended during the late 1990s. 
B) It ended during the mid 1980s. 
C) It ended to the early 1990s. 
D) It extended into the 21st century. 
A) It ended during the late 1990s. 
B) It ended during the mid 1980s. 
C) It ended to the early 1990s. 
D) It extended into the 21st century.

Which of the following statements characterizes oxygen 16 and oxygen 18?

Ice cores provide a record of which of the following?

Which of the following time periods does the Maunder minimum refer to?

Does deforestation act to increase or decrease atmospheric carbon dioxide concentrations?

Which of the following tends to occur at the surface when an ash veil from large volcanic eruptions enters the stratosphere?

Greenhouse gases increase temperatures by absorbing and releasing which of the following?

Which of the following accurately compares CO2 levels during cold glacial periods and warm interglacial periods?

Which of the following provides a basis for the much-studied temperature record of the past 140 years?

Which of the following represents the duration of the warming trend that began in the 1970s?

Earth and Its Atmosphere

Energy: Warming Earth and the Atmosphere

Seasonal and Daily Temperatures

Atmospheric Humidity

Condensation: Dew, Fog, and Clouds

Stability and Cloud Development

Precipitation

Air Pressure and Winds

Wind: Small-Scale and Local Systems

Wind: Global Systems

Air Masses and Fronts

Middle-Latitude Cyclones

Weather Forecasting

Thunderstorms

Tornadoes

Hurricanes

Global Climate

Air Pollution

Filters

Exam 17: Earths Changing Climate

Which of the following statements characterizes oxygen 16 and oxygen 18?

Ice cores provide a record of which of the following?

Which of the following time periods does the Maunder minimum refer to?

Does deforestation act to increase or decrease atmospheric carbon dioxide concentrations?

Which of the following tends to occur at the surface when an ash veil from large volcanic eruptions enters the stratosphere?

Greenhouse gases increase temperatures by absorbing and releasing which of the following?

Which of the following accurately compares CO2 levels during cold glacial periods and warm interglacial periods?

Which of the following provides a basis for the much-studied temperature record of the past 140 years?

Which of the following represents the duration of the warming trend that began in the 1970s?

Earth and Its Atmosphere

Energy: Warming Earth and the Atmosphere

Seasonal and Daily Temperatures

Atmospheric Humidity

Condensation: Dew, Fog, and Clouds

Stability and Cloud Development

Precipitation

Air Pressure and Winds

Wind: Small-Scale and Local Systems

Wind: Global Systems

Air Masses and Fronts

Middle-Latitude Cyclones

Weather Forecasting

Thunderstorms

Tornadoes

Hurricanes

Global Climate

Air Pollution

Filters