- The remains of marine animals that change over time into limestone
Your answer:
Reef
Sandstone
Shells
Limestone
- A ridge of sedimentary rock made of shells and other remains of marine animals.
Your answer:
Reef
Erosion
Concretion
Cave
- A type of sedimentary rock made of shells and other remains of marine animals.
Your answer:
Canyon
Sandstone
Calcium Carbonate
Cave
- A compact mass of minerals, usually round in shape, embedded in a rock of a different composition.
Your answer:
Limestone
Erosion
Concretion
Sandstone
- Some kinds of rocks found on Earth forms from volcanic material called magma.
Your answer:
Sedimentary
Igneous
Erosion
Metamorphic
- Rocks can cut deep holes in the earth, forming caves and canyons
Your answer:
Water
Erosion
Sand
Fault
- Wearing down of the land, can be caused by water as well as by wind, storms, and ice from glaciers.
Your answer:
Water
Erosion
Latitude
Sedimentary
- Forms deep underground as other kinds of rock changes as a result of heat, pressure, and the mixture of chemicals.
Your answer:
Minerals
Sedimentary
Cliff
Metamorphic
- A natural underground chamber formed by the interaction of rainwater and limestone.
Your answer:
Geyser
Cave
Canyon
Cliff
- A type of sedimentary rock cemented together by the mineral calcium carbonate.
Your answer:
Rock
Sandstone
Limestone
Calcium Carbonate