3rd Grade Checkpoint #2 Review

Front

What are fossils?

Back

Fossils are the preserved remains or traces of plants or animals that lived long ago.

Front

What can fossils tell us about ancient habitats?

Back

Fossils can provide information about the environment where ancient animals lived, indicating whether it was land or water.

Front

How long ago did the organisms that become fossils die?

Back

The organisms that became fossils died a very long time ago.

Front

What inference can be made if a paleontologist finds a fish fossil on a mountain?

Back

The area was once underwater.

Front

What does the discovery of sea creature fossils in deserts indicate?

Back

It indicates that the area used to be underwater.

Front

What is the role of a paleontologist?

Back

A paleontologist studies fossils to understand the history of life on Earth.

Front

What types of environments can fossils be found in?

Back

Fossils can be found in various environments, including sedimentary rock, which forms in water, and can indicate past environments.

Front

What is the significance of sedimentary rock in relation to fossils?

Back

Sedimentary rock is where most fossils are found, as it forms from the accumulation of sediments in water, preserving the remains of organisms.

Front

What is a trace fossil?

Back

A trace fossil is a type of fossil that provides evidence of the activity of an organism, such as footprints or burrows.

Front

How do scientists use fossils to understand Earth's history?

Back

Scientists use fossils to reconstruct past environments, understand evolutionary processes, and determine the age of rock layers.