Slow Changes
What is the process that breaks down rocks into smaller pieces by wind and water?
Weathering
What is a sudden shaking of the ground that causes land to rise and fall?
earthquakes
fence/wall, trees, shrubs
Name something that causes a fast change.
any answer
What fast changes can happen from a hurricane by the beach?
trees can be knocked down.
Water in the streets
Large strong waves
What can get into the cracks of rocks and cause them to break?
Water or roots
What is an opening in the Earth's surface where lava, gases, and bits of rock erupt?
volcano
What part of a plant keeps soil in place?
roots
Name something that causes a slow change.
Any answer
What damage can a volcano cause
burning everything in its patch
Adding more rock to the earth's surface.
Explain how ice causes rocks to crack
Water freezes and the crack expands
What is it when rocks and soil slide down a hill or mountain because the land gets too heavy?
landslide
Hold the soil in place
What can a farmer use to protect his plants from floods?
Rocks
Sandbags
How would you know if a large row of rocks in the ocean, that were put there by man, stopped or slowed down the water from changing the beach?
The land would be the same shape. The sand would not erode into the ocean.
What is the process of picking up and moving rocks, soil, or sand from one place to another.
Erosion
What is a tropical storm with powerful winds and rain?
hurricane
How will a dike or man made structure protect sand and soil from being eroded?
It will block the water from the sand and soil.
What would cause a large rock or boulder to change shape over many years?
wind and water
How could wind ruin farmland?
eroding the rich soil
Name a large moving piece of ice that causes erosion.
glacier
This occurs when a huge amount of water overflows or soaks an area that is usually dry.
Flood
Name one way to protect a hill from a landslide.
Build platforms into the hill.
Use wires and brackets to hold down the land.
How can you prevent wind from ruining your sandcastle at the beach?
Build a windbreak.
If a tree splits a rock with its roots, is that a fast change or a slow change?
slow change