Earth Science Flashcard

Front

What are fossils?

Back

Fossils are the remains or impressions of plants or animals that existed millions of years ago.

Front

How can you determine the age of fossils?

Back

Fossils found in the bottom layer of rock are the oldest.

Front

What is weathering?

Back

Weathering is the breaking down of rocks due to wind, water, ice, and chemicals.

Front

What happens during a volcanic eruption?

Back

A volcanic eruption is a rapid process that occurs near the edges of tectonic plates, releasing gases, ash, and melted rock.

Front

What does it mean if an organism is extinct?

Back

If an organism is extinct, it means that it no longer exists.

Front

What is erosion?

Back

Erosion is the process by which soil and rock are removed from one location and transported to another.

Front

What are tectonic plates?

Back

Tectonic plates are large pieces of the Earth's crust that move and interact with each other.

Front

What is the difference between weathering and erosion?

Back

Weathering is the breaking down of rocks, while erosion is the movement of those broken rocks.

Front

What is a natural disaster?

Back

A natural disaster is a catastrophic event caused by natural processes of the Earth, such as earthquakes, floods, and volcanic eruptions.

Front

What is the rock cycle?

Back

The rock cycle is the continuous process of rock formation, breakdown, and reformation.