_________________ volcanoes erupt often or show signs of erupting.
What is active
100
Give 5 examples of landforms.
What are mountain, plains, plateaus, valleys, and canyons
100
Gravity that pulls large amounts of snow and ice downhill is called an ___________________.
What is an avalanche
200
What is physical weathering?
What is when the size of the rocks change
200
__________ volcanoes have not erupted for a long time.
What is dormant
200
A layer of rock covers the Earth is known as the Earth's _____________.
What is the crust
200
Earth's _____________ pulls matter from ___________ places to ______________ places.
What is gravity; higher; lower
300
The process in which rocks in Earth's crust are slowly broken into smaller pieces.
What is weathering
300
Volcanic eruptions can create ____________ and ________.
What is rock and ash
300
What is the difference between deposition caused by moving water and deposition caused by wind?
What is water moves rock and soil from one place to another to settle; wind moves silt and drops it to the ground to form a top layer of soil
300
Erosion and ___________ happen when land does not have ____________ or plants to stop ___________ and ________ from eroding the ___________ and _________.
What is deposition; trees; wind; water; rocks; soil
400
What is chemical weathering?
What is when the materials that make up the rocks change
400
A _____________ is a cone shaped landform that forms at weak spots in Earth's crust.
What is a volcano
400
What are four things that move weathered pieces of rock?
What is wind, water, ice, and gravity.
500
What are things that cause weathering?
What are water, ice, temperature change, chemicals, and living things
500
What causes magma beneath a volcano to rise to the surface?