We will ROCK you
This is rock that forms from cooled magma or volcanic lava.
This is one thing that can cause chemical weathering.
What is acid rain (on the test)? Also true: rust
Wind deposition can form hills of sand called this.
What is a dune?
This is the largest component of soil and has the roughest texture.
What is sand?
What is humus?
Organic materials (fossils) can be found in some sedimentary rock because of this biblical story.
What is the flood? The animals were buried quickly in sediment during the flood.
This kind of weathering breaks rocks into smaller pieces without changing the composition of the rocks.
What is physical weathering?
Glaciers can cause these things where ponds and lakes form as the glacier passes through an area.
What is a U-shaped valley?
Plants and seashell are types of ___________ material that can be found in some sedimentary rock.
What is organic material?
This is the loose material on the earth's surface that is made up of weathered rock, water, air and humus.
What is soil?
A rock is a hard, solid material made up of this.
What is one ore more minerals?
This is the definition of weathering.
What is the process that breaks down and changes rocks? (this is on the test twice #5 and 27)
What is an avalanche?
Wind causes abrasion by rubbing away parts of a rock this is an example of this kind of weathering.
What is physical weathering?
This is the layer of soil that is mostly coarse weathered rocks and very little humus.
What is subsoil?
What is crystal shape?
This is the layer of soil which most plants grow in.
What is topsoil?
Sudden movement to the earth's surface that can push land upward is cause by this.
What is an earthquake?
Glaciers can cause hills called this.
What are moraines?
This is chemical weathering that happens when water and oxygen combine with iron in a rock to make a new kind of matter.
What is rust?
These are the rocks that formed during the flood.
What are sedimentary rocks?
This is the dropping of sediment by water or wind in a new place.
What is deposition?
This is the kind of map that models landforms by using contour lines to show the shape and elevation of landforms.
What is a topographic map?
Explain what the geologic time scale is.
It is a naturalistic model to explain when different organisms lived on the earth. It teaches that the oldest fossils are in the bottom rock layers.
List three ways the earth's surface is still changing today.
Many correct answers. Test answers: Waves at a beach causing slow changes, waves causing rapid changes, and volcanoes erupting and causing erosion and deposition.