Layers of Earth
Physical Systems
Seasons & Tilt
Plate Tectonics
Landforms & Water
100

What is the outer layer of Earth called?

What is the crust?

100

What does the hydrosphere include?

What is all water on Earth (oceans, rivers, ice)?

100

What happens during the summer solstice?

What is the North Pole tilts toward the sun, resulting in the longest day in the Northern Hemisphere?

100

What causes earthquakes?

What are sudden movements of tectonic plates?

100

What is a plateau?

What is a flat landform higher than the land around it?

200

What layer is the middle layer? 

What is the mantle?

200

Name the four physical systems of Earth.

What are the hydrosphere, lithosphere, atmosphere, and biosphere?

200

What is an equinox?

What are the times when day and night are equal in length?

200

What is plate tectonics?

What is the theory that Earth's crust is made of moving plates?

200

Describe a valley.

What is a low area between higher land?

300

What is the mantle?

What is the thick, middle layer of hot, dense rock?

300

What is the lithosphere?

What are landforms like mountains, plains, and plateaus?

300

What occurs during the winter solstice?

What is the North Pole tilts away from the sun, resulting in the shortest day?

300

What is weathering? 

What is the process of rocks breaking down at the Earth's surface due to factors like water, ice, or chemicals. 

300

What percentage of Earth is water?

What is 70%?

400

Describe the crust.

What is the thin outer layer that includes land and ocean floors?

400

What is found in the biosphere?

What are living things, including plants, animals, and humans?

400

Why does the North Pole receive more sunlight in summer?

What is because of Earth's tilt?

400

What is erosion?

What is the movement of soil and rock by wind, water, or ice?

400

Define a peninsula.

What is land extending into water?

500

Draw a diagram of all the layers on earth. 

Inner, Outer, Mantle, and Crust 

500

How do these systems interact?

Water from the hydrosphere can affect landforms in the lithosphere, and living things in the biosphere depend on both. *

500

How does Earth's tilt affect seasons?

What is it causes varying angles of sunlight throughout the year?

500

Describe the effects of human actions on Earth's surface.

What are actions like mining, deforestation, and pollution that alter the landscape?

500

What is the water cycle?

What are the processes of evaporation, condensation, and precipitation?

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