True or False Soil is a natural resource that we find on Earth.

True or False Clay allows water to flow through it very fast.

What is humus made up of?

True or False Loam is the best soil to grow plants.

This kind of rock is made when molten lava is cooled and hardened.

This is the hardest mineral on the Moe's hardness scale.

This is the softest mineral on the Moe's hardness scale.

These are preserved remains of plants and animals that lived long ago.

What do we call when a rock is broken down by wind or water?

True or False Scientist can not use fossils to show how life has changed over time.

True or False There could be more than one mineral in a rock.

Clay, sand, and loam are all types of _________.

Sean wants to compare the particle sizes from sand and clay. What tool would he most likely use?

Where is soil found?

How does clay look and feel?

This rock is made with heat and pressure.

This type of rock is made with pieces of sediment that are pressed over time into layers.

What is loam made up of?

What soil has the smallest particle size?

What type of rock would you most likely find fossils?

What are the three layers of soil in order from the top to the bottom?

What in the soil makes it red?

What do we call a scientist that studies fossils?

What do we call the scale that measures the hardness of a rock?