What is the Earth's crust compared to the whole Earth?
Hot
Cold
Thin
Thick
What are the pieces of the Earth's crust called?
Plates
Magma
Lava
Core
What is the melted rock inside the Earth called?
Magma
Core
Lava
Crust
How do magma currents make the plates move?
By cooling off
By Exploding
By sinking
By heating up
What happens when magma reaches the Earth's surface?
It turns into water
It becomes solid
It explodes into the air
It forms mountains
What is lava called when it flows out onto the Earth's surface?
Core
Ash
Lava
Magma
Which type of lava forms a shield-shaped volcano?
Core
Runny lava
Stiff lava
Magma
Where is Mauna Loa, the Earth's largest volcano, located?
Iceland
Europe
Washington state
Hawaii
What happens when lava from a volcano destroys buildings and roads?
It turns into steam
It cools and becomes solid
It builds new mountains
It causes damage
Why were airplanes grounded when volcanic ash spread across Europe?
Because of volcanic ash
Because of steam
Because of fresh food
Because of hot lava
