Slow Changes
This process breaks rocks into smaller pieces.
Weathering
This happens when the ground suddenly shakes.
Earthquake
These are thick sheets of moving ice.
Glaciers
These walls help stop mud and water from sliding down hills.
Scaffolded Walls or steps
Weathering breaks it, erosion ______ it.
Takes
This process moves rocks, soil, or sand from one place to another.
Erosion
This is when lava, gas, and rocks erupt from Earth.
Volcano
Glaciers can move this (hint: rocks, soil, sand).
Boulders or Rocks
Farmers plant rows of trees called this to stop wind.
Windbreaks
Wind, water, and ice can all cause this.
Erosion or weathering
Do weathering and erosion happen fast or slow?
Slow
This happens when rocks and soil slide down a hill.
Landslide
Glaciers cause erosion by using this.
Ice
This plant helps keep sand from blowing away at the beach.
Beach grass
A tropical storm with strong winds is called this.
Hurricane
Tree roots can ______ rocks over time.
Split
This storm has strong winds and heavy rain.
Hurricane
Are glaciers fast or slow moving?
Slow
These bags help prevent flooding.
Sandbags
Scientists study Earth to do this.
learn how it changes or help stop changes
When rocks become smooth over time, it is an example of this kind of change.
Slow changes
This happens when too much water covers land that is usually dry.
Flood
Glaciers help shape the land by doing this.
Erosion
This wall is built near water to stop flooding.
Dike
Rocks in plant beds help do this.
hold soil in place / stop erosion