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Earth Science Basics
Earth Science Basics
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Basic quiz about plate tectonics and basic Earth facts
Flashcards
17 cards
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Questions
17
Answers
1
How long does it take the Earth to orbit the Sun?
100 days
365 days
400.5 days
365.25 days
2
What do we call the idea that describes the movement of the Earth's crust.
Earthquakes
Subduction
Lava
Plate Tectonics
3
Why do we get volcanic activity near a subduction zone?
Because the rocks taken down react with the mantle
Because the volcanoes have to happen somewhere
Because it's hot down in the ground
Because the crust gets hot as it pushes against itself
4
How old do scientists think the Earth is?
20 million years
1,000years
4.5 billion years
1.5 billion years
5
What is the name of the part of the Earth just under the crust?
Magma
The Magma
Mantle
Outer Core
6
What is the distance to the centre of the Earth?
1,000 km
5,566 km
6,371 km
671 km
7
What is a subduction zone?
A thing you use to clean your house.
Part of the crust getting pushed under another part
Getting pulled down by a strong force
8
How long does it take the Earth to make one revolution in space?
24 hours
1 week
1 day
1 year
9
When two plates move away from each other it is called a...
Divergent Plate Boundary
Subduction Zone
Mid Ocean Ridge
Convergent Plate Boundary
10
Which two continents split as the Atlantic Ocean was formed?
South Africa and USA
South America and Africa
India and China
Australia and New Zealand
11
What sort of rocks are made from volcanic activity?
Ingenious
Ignormous
Ignorant
Igneous
12
How much do the scientists think the Himalayas grow each year?
1 km
1 m
1 cm
1 mm
13
Name a Super-Continent that existed when all the continents were joined together.
Dinotopia
Neverland
Pangaea
Gondwana
14
How hot is it at the centre of the Earth?
6 degrees C
60 degrees C
6,000 degrees C
600 degrees C
15
What sort of rocks are made by layers and layers of sand, silt and mud?
Sedentary Rock
Sedimentary Rock
Sand Rock
Grey Rock
16
What is the core of the Earth made of?
Rock
Cheese
Lead
Iron
17
What natural object orbits the Earth?
The Sun
The Moon
Satellites
Space ships
