Foss Earth History

Front

What is soil made of?

Back

Soil is made of humus, weathered rock, sand, silt, and clay.

Front

Where are cobbles most likely to be found?

Back

Cobbles are most likely to be found in Location X.

Front

What kind of rock do you think they will find first below Kimi Sandstone?

Back

They will likely find Purple Sandstone.

Front

What can students say about Rock A and Rock B after testing with acid?

Back

Rock A could be limestone, and Rock B does not contain calcite.

Front

What kind of rock do you think you might find at the top of Surprise Canyon?

Back

You might find Sunshine Shale.

Front

What is humus?

Back

Humus is the organic component of soil formed by the decomposition of plant and animal matter.

Front

What is weathered rock?

Back

Weathered rock is rock that has been broken down into smaller pieces by natural processes such as wind, water, and temperature changes.

Front

What is the difference between sandstone and shale?

Back

Sandstone is a sedimentary rock made of sand-sized particles, while shale is made of clay-sized particles and is typically finer.

Front

What does it mean if a rock bubbles when acid is applied?

Back

If a rock bubbles when acid is applied, it likely contains calcite, which reacts with the acid.

Front

What is the significance of location in geology?

Back

Location can determine the types of rocks and minerals found in an area due to geological processes.