Earth's Surface Systems
This is the slow downhill movement of a large amount of rock and sediment due to gravity.
What is creep?
When glaciers melt or recede, the rocks get ____________ at the front edge
What is deposited?
Sediment that is finer than sand.
What is a loess?
DAILY DOUBLE!!
This part of a river has been cut-off from the main channel and remains as its own source of water.
What is an oxbow lake?
The process that breaks down rock through chemical changes.
What is Chemical Weathering?
The force is mainly responsible for forming the landforms, Sea Stack & Sea Caves.
What is wave action?
The process by which glaciers pick up rocks as it flows over the land.
What is plucking?
Occurs where the agents of erosion deposit, or lay down, sediment.
What is deposition?
Sinkholes are extremely dangerous because they occur quickly and without warning. Which of these explains why sinkholes occur so often in Florida
What is soft limestone rock is dissolved by water underground?
When rock is PHYSICALLY broken into smaller pieces
What is Mechanical Weathering?
Daily Double!!
Juan is skipping rocks by the lake. As he picks up a pebble, he notices that it is smooth all over. Explain a hypothesis that is the most likely explanation for how the river rock became so smooth.
What is waves on the lake tumbled it against other rocks?
Glacial erosion and deposition wear down and build up Earth’s surface, producing_______.
What are landforms?
The process by which wind removes surface materials.
What is deflation?
As water moves over the land, it picks up and carries sediment. This moving water is called______.
What is runoff?
Daily Double!
Geological processes that operate today also operated in the past.
What is Uniformitarianism?
A stream or river that flows into a larger river.
What is a tributary?
As glaciers move slowly over land, the __________interacts with the rocky upper layer of the geosphere that is known as the lithosphere.
What is the cryosphere?
Glaciers will move smaller particles which will scrape against rocks. This is also as known as this process.
What is abrasion?
300 Bonus Points!
A landform built up of deposited sediment where a river flows into an ocean or lake.
What is a Delta?
Humus is a dark-colored substance made up of a variety of materials. Name at least one substance that is found in humus.
What are dead leaves and decaying organisms?
This event occurs when a large amount of rock and sediment slide down a mountain or volcano.
What is a landslide?
Glaciers affect Earth’s surface by weathering it. Explain if the weathering caused by glaciers is mechanical or chemical.
What is mechanical weathering?
Daily Double!
These are the three factors that impact water's ability to erode and deposit sediment.
What is volume, slope, and rocky or smooth surface?
A ________ develops along the ledge where the softer rock has worn away.
What is a waterfall?
DAILY DOUBLE!
Earthworms help the soil because they mix the broken down nutrient rich material into the soil.
What are decomposers?