Constructive Processes
Which one: weathering, erosion, or deposition is a constructive process?
Deposition
As weathering breaks down rocks, _______ carries it away
Explain what happens in weathering, erosion, and deposition
Weathering breaks down the rock, erosion moves it, deposition drops it
A storm drain is used to help protect against what?
Flooding
When tectonic plates come together and form convergent boundaries, what landform do they create?
Mountains
Name a landform that is created by deposition.
Examples: sand dunes, beach, delta, floodplain, moraines from glaciers
What 4 things can cause weathering of rocks?
wind, water, ice, and plants
Plant roots grow in between the cracks of the sidewalk. Is this weathering, erosion, or deposition?
Weathering
Erosion causes beaches to get smaller over time. What is it called when sand is brought in to build the beach back up?
Beach nourishment
Divergent boundaries are when the tectonic plates move apart and lava flows up. What landform will be formed?
Volcano
Floodplain
A __________ is a huge, slow moving piece of ice that weathers away rock as it moves and carries it along.
Glacier
Acid rain is what type of weathering?
Chemical
Farmers use different methods to control erosion of topsoil. Name one way.
Contour plowing or terracing
How do earthquakes change our land?
They cause cracks in the crust
Where can someone find a delta?
Where the river meets the ocean
What is the force that causes erosion by pulling things downhill?
Gravity
Canyons, valleys, and channels are created by weathering, erosion, or deposition? By water, wind, ice, or plants?
Erosion by water
A _______ is a structure built along the shore to take in the waves and protect the coast.
Sea wall
What instrument is used to measure earthquakes?
Seismograph
What is a ridge of sediment of rock left behind by a glacier?
Moraine
What is a force that is both constructive and destructive?
Volcano or Earthquake
Weathered rocks are called what?
Sediments
________ is built along rivers to hold back flood waters.
Levees
A huge wave caused by an earthquake under the ocean is a _________
tsunami