Earth - 12-4-24 Classwork

Front

What is chemical weathering?

Back

Chemical weathering is the process by which rocks break down due to chemical reactions, often involving water and atmospheric gases. An example is the formation of oxide layers on metal statues.

Front

What is the lithosphere?

Back

The lithosphere is the rigid outer layer of the Earth, broken into several tectonic plates that float on the semi-fluid asthenosphere beneath it.

Front

How does erosion affect rocks over time?

Back

Erosion gradually wears away rocks, making them smaller and smoother as they are transported by wind, water, or ice.

Front

What are the main forces that cause changes in landforms?

Back

Erosion and weathering are the primary forces that change landforms over time, leading to the alteration of landscapes.

Front

How does the crust differ from other layers of the Earth?

Back

The crust is the thinnest layer of the Earth, compared to the mantle and core, which are much thicker and denser.

Front

What is the process of continental drift?

Back

Continental drift is the movement of the Earth's continents relative to each other, driven by the motion of tectonic plates.

Front

What role do volcanoes play in shaping the Earth's surface?

Back

Volcanoes can create new landforms by erupting lava that cools and solidifies, forming mountains and islands.

Front

What is the difference between weathering and erosion?

Back

Weathering is the breakdown of rocks in place, while erosion involves the movement of those broken materials from one location to another.

Front

What is the asthenosphere?

Back

The asthenosphere is the semi-fluid layer of the mantle beneath the lithosphere, allowing tectonic plates to move.

Front

What is the significance of plate tectonics?

Back

Plate tectonics is crucial for understanding geological phenomena such as earthquakes, volcanic activity, and mountain formation.