Convection in the Earth's Mantle
Explore the process of convection within the Earth's mantle and its role in plate tectonics.
Includes
Standards
Topics
Convection in the Earth's Mantle
Name:
Date:
Score:
Read each question carefully and answer to the best of your ability.
1. What is the primary source of heat that drives convection currents in the Earth's mantle?
Solar radiation
Heat from the Earth's core and radioactive decay
Volcanic eruptions
Ocean currents
2. Which of the following best describes the material of the Earth's mantle?
Completely liquid rock
Rigid, solid rock
A viscous, flowing solid
Gaseous plasma
1. Convection is the transfer of heat by the movement of a .
2. Hot material in the mantle and cooler material .
3. The movement of tectonic plates on the Earth's surface is primarily driven by currents in the mantle.
1. Describe how a convection current works within the Earth's mantle.
2. How does the process of mantle convection relate to the movement of Earth's tectonic plates?
Observe the diagram of Earth's layers and answer the questions below.
1. Which layer of the Earth is experiencing convection currents?
2. Based on the diagram, would you expect the temperature to be higher at the top or bottom of the mantle?
1. Convection currents only occur in liquids.
True
False
2. The Earth's crust is directly involved in generating convection currents.
True
False
Related Worksheets
Rock Cycle Exploration
Explore the fascinating process of the rock cycle, understanding the formation and transformation of igneous, sedimentary, and metamorphic rocks.
Watershed Wonders
Explore the fascinating world of watersheds with this comprehensive worksheet for 7th-grade science students. Learn about their components, importance, and how human activities impact them.
Cycles of Matter Worksheet
Explore the water, carbon, and nitrogen cycles with this Grade 7 science worksheet, featuring diagrams and various question types.
Carbon Cycle Exploration
A Grade 7 science worksheet exploring the carbon cycle, its components, and its importance to Earth's climate.
Plate Boundaries Worksheet
Explore the different types of plate boundaries, their movements, and the geological features they create on Earth's surface.
Earth's Crust Exploration
A worksheet for 7th graders to explore the composition, structure, and processes of Earth's crust.
Layers of the Earth Worksheet
Explore the different layers of the Earth, their composition, and characteristics with this Grade 7 science worksheet.
Understanding Global Warming
A worksheet for 7th graders to learn about the causes, effects, and solutions related to global warming.