Volcanoes
Rifts along fault lines causes volcanoes that allows magma to rise.
What causes volcanoes.
They cause trenches
What do rifts cause?
250 million years ago.
When was Pangaea
The Earth has two.
How many poles does Earth have?
The deviation (difference) between normal and the tilt we observe.
What is obliquity?
Underground molten rock
What is magma?
Large ocean waves caused by earthquakes.
What is a tsunami?
Like a jigsaw.
How do some continents fit together?
Earth's liquid metal core.
What causes Earth's magnetic field?
Earth's degree of obliquity.
What is 23.4?
White Island
Where was New Zealand's recent eruption?
A tool used to measure how strong an earthquake is.
What is a seismograph?
A fossil that was found on both South America and Africa.
What is the mesosaurus?
Its a tool for finding magnetic North.
What s a compass?
Uranus
What planet has the biggest obliquity?
It is the name for the main vent that most of the lava and ash comes out of.
What is the throat of a volcano?
To destroy and create
What does tectonic mean?
seven
How many continents are there?
True or False: All planets have a magnetic field
False. Mars magnetic field died billions of years ago when its metal core stopped spinning.
The plane we orbit the sun on.
What is the elliptical plane?
When one plate pushes under another.
What is a convergent boundary?
The place a volcano left statues of people
What is Pompeii?
A place that once had tropical forests, but not anymore.
What is Antarctica?
Light that shows radiation is hitting the Earth
What are auroras?
The time halfway between summer/winter
What is teh equinox?