Layers
What is the outer most layer of the Earth?
Crust
Lava is found ________ the Earth.
outside
What rock is formed by layers of rocks, shells, and sand?
Sedimentary Rock
The opening at the top of the volcano is known as the _____.
Vent
The boundaries where plates move toward each other.
Convergent Boundaries
What is the biggest layer of the Earth?
Mantle
Magma
What rock is formed by heat and pressure and takes millions of years to form?
Metamorphic Rock
The cloud above the volcano after an eruption is made of ________ and _________.
Gasses and Ash
The boundaries where plates move away from each other.
Divergent Boundaries
What layer is liquid?
What is an opening in the Earth's crust where magma flows through?
Volcano
What rock is formed when melted lava and rock cool and harden?
Igneous Rock
The rock substance that erupts from a volcano.
Lava
The boundaries where plates slide past one another.
Sliding Boundaries
What layer is the hottest?
What is the movement of Earth's crust that causes cracks in the crust?
Earthquake
What is the wearing away and breaking down of rock?
Weathering
The hot liquid located inside the Earth that moves through the vents of a volcano.
Magma
What are the two ways that water can change the Earth?
Weathering and Erosion
Lithosphere
What are the two ways the Earth changes?
Volcanoes and Earthquakes
The simplest and smallest type of volcano that is formed from melted lava.
Cinder Cone
Describe the difference between lava and magma.
Magma is molten rock UNDER the Earth's surface, and lava is molten rock ON TOP of the Earth's surface.