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What Is The Difference Between Glacier And Ice Sheet?

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Format: Interactive (Online), Printable (PDF)
Grades: 6
Subjects: science
Languages: English, Spanish

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What's included

Reading passage

Reading comprehension

Audio narration

With word word highlighting

Comprehension quiz

Auto-graded

Writing activity

Open-ended response

Glossary & flashcards

Vocabulary practice

Differentiated version

Adapted for varied levels

Spanish translation

Bilingual support

About this reader

This educational reading passage, titled 'What Is The Difference Between Glacier And Ice Sheet?', is designed for Grade 6 students. It explores the fascinating world of frozen landscapes, defining key terms like 'glacier,' 'ice sheet,' and 'ice cap' and highlighting their differences. The passage discusses how these massive ice formations impact Earth's climate and landforms, aligning with NGSS 4-ESS2-1 on making observations of the effects of ice. Students will learn about the formation, movement, and scale of these icy giants. The content is audio integrated, making it accessible for diverse learning styles. Key concepts include the movement of ice, the role of gravity, and the vastness of polar ice. It's perfect for understanding Earth science and climate change topics.

Written by Workybooks TeamPublished by Workybooks

Sample passage and quiz content

CONTENT PREVIEW

Glacier flows through mountains; ice sheet spreads across polar land with labeled features. — Glacier and ice sheet comparison showing scale, location, and climate impact.

Have you ever wondered about the massive amounts of ice on Earth? We often hear terms like "glacier" and "ice sheet," but what's the difference? Both are enormous bodies of ice, but they differ in size, shape, and where they are found. Understanding these differences is key to learning about Earth's changing climate and polar ice.

Let's start with a glacier. Imagine a slow-moving river of ice. That's essentially what a glacier is! Glaciers form in areas where more snow falls in winter than melts in summer. Over many years, layers of snow pile up, compress, and turn into ice. Gravity then pulls this massive ice down slopes, often in mountain valleys or even on flatter land in polar regions. As a glacier moves, it slowly grinds away at the land, shaping mountains and valleys. Glaciers can be found on every continent except Australia, and their size can vary from small valley glaciers to large ice caps.

An ice sheet, on the other hand, is much, much larger. Think of it as a continental-sized blanket of ice. An ice sheet is a vast body of glacial ice that covers more than 50,000 square kilometers (about 19,000 square miles) of land. These enormous ice masses are so heavy that they can flatten the land beneath them. Today, there are only two major ice sheets on Earth: the Greenland Ice Sheet and the Antarctic Ice Sheet. These ice sheets contain most of the freshwater on our planet. They flow outwards from their centers, moving under their own immense weight.

So, the main difference is scale. A glacier is like a small, flowing stream of ice, while an ice sheet is a massive ocean of ice covering a whole continent or a large portion of it. Ice caps are smaller versions of ice sheets, covering less than 50,000 square kilometers, often found on mountain tops or plateaus. Both glaciers and ice sheets are important parts of Earth's system. They affect global sea levels and reflect sunlight, influencing Earth's temperature. Scientists study them to understand past and present climate change and the effects of weathering and erosion by ice.

Interesting Fact: If the entire Antarctic Ice Sheet were to melt, global sea levels would rise by about 60 meters (200 feet)!

Which continent does not have glaciers?

AntarcticaAustraliaAsiaNorth America

What force pulls glaciers down slopes?

WindHeatGravityCurrents

An ice sheet is larger than an ice cap.

TrueFalse

Which best describes a glacier?

Moving river of iceStill frozen lakeOcean waterUnderground ice

What defines an ice sheet's size?

Less than 500 sq kmOver 50,000 sq kmOnly in mountainsOnly on islands

How do glaciers affect landforms?