Volcanoes 🌋
What is the opening of a volcano where lava and clouds and ash erupt called?
vent
What is the place where two or more tectonic plates meet? (all 3 words)
tectonic plate boundary
About 60-70% of our body is made up of water
What are ground movements that occur when blocks of rock under the Earth suddenly move and release energy?
earthquake
Name the three states of water.
solid, liquid, gas
What is magma that has reached the Earth's surface, usually by volcano, called?
lava
What is the place directly above the focus on Earth's surface that is located during an earthquake?
epicenter
the property that proves that water sticks to itself
cohesion
What is any place (on land or underwater) where gas, ash, or melted rock come out of the ground and can be a tall mountain or a small crack in the ground?
volcano
How many hydrogen atoms are in one water molecule?
2
What is the substance of melted rock that stays under the Earth?
magma
What natural disaster could occur in the ocean after a big earthquake?
tsunami
What is the chemical formula for water?
H2O
a liquid that dissolves substances
solvent
What is the break in the Earth's crust called?
fault
What type of volcano has tall, steep slopes?
composite volcano
What is the place under the Earth along a fault at which the first motion of an earthquake occurs?
focus/hypocenter
the property that proves that water can stick to other substances or other things
adhesion
the energy needed to heat a substance by a particular amount
specific heat
How many oxygen atoms are in one water molecule?
1
What type of volcano has broad slopes and is usually very wide?
shield volcano
When the stress is removed from rock while it has changed shape or deformed, sometimes the rock will return to its original shape. What is this called?
elastic rebound
anything that has a positive charge at one end and a negative charge at the other
polarity
What is a a colorless, transparent and odorless liquid that forms the seas, lakes, rivers, and rain and is the basis of the fluids of living organisms?
water
What is the partial charge of hydrogen atoms in water molecules?
positive