Earth's Climate History

Question 1

In what type of climate do trees produce narrower rings?

Revolt · Accepted Answer

cool and dry

Question 2

What most likely caused the ice ages?

Revolt · Accepted Answer

the tilt of the Earth’s axis and the shape of its orbit

Question 3

What is one cause of long-lasting climate change?

Revolt · Accepted Answer

Earth’s elliptical orbit

Question 4

What is the relationship between Earth's temperature and the number of sunspots that occur?

Revolt · Accepted Answer

An increased number of sunspots causes an increase in Earth's temperature.

Question 5

What is a fossil?

Revolt · Accepted Answer

the remains of an animal or plant preserved within a layer of rock

Question 6

Mt. Pinatubo, a volcano in the Philippines, erupted in 1991. The eruption resulted in the cooling of Earth’s surface for two years.What can you deduce from the information given?

Revolt · Accepted Answer

The volcano released a lot of sulfur dioxide and ash.

Question 7

Which statement best explains how tectonic activity affects long-term climate change?

Revolt · Accepted Answer

The movement of continents changes wind patterns and ocean currents.

Question 8

What should scientists consider when studying tree rings to understand the variations in the local climate?

Revolt · Accepted Answer

patterns in their width, their density, and their composition

Question 9

Which played a major role in altering wind patterns and ocean currents?

Revolt · Accepted Answer

movement of continents

Question 10

How do scientists study pollen grains to help them understand climate change?

Revolt · Accepted Answer

by analyzing and making inferences about them

Earth's Climate History Answers

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