Rocks
Melted/liquid rock found UNDER the ground is called...
Magma
How many layers of the Earth are there?
4
In the rock cycle, what is produced when larger rocks are weathered/eroded?
Sediment
What is the different between oceanic and continental plates?
Oceanic - Oceans
Continental - Continents
Name one negative consequence of a natural disaster
Lost lives
Property damage
Traumatic experiences
Changes to the landscape
Etc.
How do igneous rocks form?
Lava/magma cools down and solidifies
Which layer of the Earth is the thinnest?
Crust
Acid rain is an example of which type of weathering?
Chemical
The tectonic plates are a part of which layer of the Earth?
Crust
What is the difference between an active and a dormant volcano?
Active volcanoes are currently or expected to erupt
Dormant volcanoes are "sleeping" and are not expected to erupt any time soon
What type of rock is formed when one rock goes under a lot of heat and pressure?
Metamorphic
Inner core
Tree roots splitting a rock would be which kind of weathering?
Biological
What is continental drift?
The idea that the continents are constantly moving because of convection currents in the mantle
What is the name of the scale that measures Earthquake intensity?
Richter Scale
Name 3 of the tests we used to identify different rocks and minerals.
Streak
Lustre
Hardness
Cleavage/Fracture
Colour
In which layer do convection currents occur?
Mantle
Breaking a rock with a hammer would be which type of weathering?
Mechanical
Who proposed the idea of pangaea with evidence to support it?
Alfred Wegener
Name one instrument/technology that helps us monitor natural disasters
Seismometer, Creepmeter, Satellites, etc.
What are the two main ways sedimentary rocks form? (C words)
Compaction and Cementation
What two metals make up the majority of the Earth's core?
Iron and Nickel
What are the 3 main types of weathering?
Mechanical, Chemical, Biological
Name 3 pieces of evidence that support the idea of tectonic plates shifting.
Fossils
Continents are like a jigsaw
Mountains
Coal
Glaciers
Trilobites
What is a subduction zone?
The area where one plate is being pushed underneath another plate