7th Grade Global Warming Quizzes , Questions & Answers

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Sea Level Rise Quiz: Thermal Expansion, Ice Melt, and Coastal Risk

This quiz explores the critical issues of sea level rise, focusing on thermal expansion, ice melt, and coastal risks. It evaluates your understanding of how these factors contribute to changing sea levels and the implications for...

Questions: 15 | Attempts: 20 | Last updated: Mar 23, 2026

Sample Question 1
What is thermal expansion of the ocean?

The process by which ocean water evaporates and forms clouds when heated

The increase in the volume of ocean water as it warms, causing sea levels to rise even without any addition of new water

The movement of warm ocean currents from the tropics toward the poles

The formation of new ocean floor through volcanic activity along mid-ocean ridges

Sample Question 2
Which major land-based ice body, if it completely melted, would cause the greatest rise in global sea levels?

The Arctic sea ice covering the Arctic Ocean

Mountain glaciers in the Alps and Himalayas

The Antarctic Ice Sheet, which holds approximately 60 percent of Earth's fresh water

The permafrost layer in Siberia and northern Canada

Sample Question 3
Sea level rise caused by thermal expansion occurs because warmer water molecules take up more space than cooler water molecules.

True

False

7th Grade Global Warming Quizzes , Questions & Answers

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