Unit 20 | Higher Education | Oxford University Press Canada

Instructions: For each question, click on the radio button beside your answer. When you have completed the entire quiz, click the Submit my answers button at the bottom of the page to receive your results.

Question 1:

Earth has been relatively warm for ______ years, accompanied by only minor changes in the global distribution of climates.
a) 1 million
b) 100,000
c) 65,000
d) 11,000
e) 140

Question 2:

From 1940 to 1975, the Earth experienced a:
a) worldwide drought
b) cooling trend
c) warming trend
d) climatic reversal
e) deglaciation

Question 3:

15,000 years ago, the Earth was experiencing:
a) a glaciation
b) an interglacial
c) the Holocene
d) the Eemian interglacial
e) the Medieval Optimum

Question 4:

Which of the following is a short-term external climate change factor:
a) change in the Earth's orbit
b) change in the tilt of the Earth's axis
c) sunspots
d) an eclipse
e) a teleconnection

Question 5:

Long-distance linkages between weather patterns that occur in distant locations are called:
a) positive feedbacks
b) negative feedbacks
c) greenhouse effects
d) teleconnections
e) Cambrian explosions

Question 6:

The Little Ice Age began:
a) prior to AD 1000
b) around AD 1200
c) around AD 1800
d) in the 20th century
e) prior to the Holocene

Question 7:

The Holocene interglacial was a warming period.
a) True
b) False

Question 8:

Ocean floor sediments can yield climatic data.
a) True
b) False

Question 9:

Earth has been experiencing a cooling trend from 1940 to the present.
a) True
b) False

Question 10:

The late Cenozoic Ice Age included approximately 20 advances and retreats of continental ice sheets.
a) True
b) False

Question 11:

During the past 1.5 million years the general trend has been one of extended interglacials separated by brief glaciations.
a) True
b) False

Question 12:

The late Cenozoic Ice Age occured long before the Pleistocene.
a) True
b) False

Higher Education

Physical Geography: The Global Environment, Canadian Edition - Unit 18