1
Q
Name the different types of lines on Earth
A
Latitude and longitude
2
Q
What is the Equator
A
is a line 0 degrees latitude
the starting point for measuring latitude
3
Q
Name the layers of the Earth
A
- crust
- mantle
- outer core
- inner core
4
Q
Say the thickness
- earth
- crust
- Earth to core
A
12,700 km
20 km
6,371 km
5
Q
Name three types movement of plates
A
- Divergent
- Convergent
- Transform
6
Q
What is meaning of the plates
- Divergent
- Convergent
- Transform
A
apart
together
move past
7
Q
Why do volcanos occur
A
it does because the plates move
8
Q
What is deforestation
A
the clearing of trees in a forest by cutting them
9
Q
Name the effects of floods
A
injurys disease displacement of people damage to buildings soil erosion
10
Q
How deep is
oceanic crust
continental crust
A
10 km
35 km
11
Q
Name the tectonics plates
A
- Eurasian plate
- Arabian plate
- Indian plate
- African plate
- Antarctic plate
- Scotia plate
- South America plate
- Nazca plate
- Caribbean plate
- Juan de fuca plate
- North America plate
- Philippine plate
- Cocos plate
- Pacific plate
- Australian plate
12
Q
What is the Greenwich
A
the longitude line that runs through England
13
Q
What is the causes of floods
A
- When there is too much water in one place
- When the can’t spread
Social Sciences Grade 7
flashcards
Decks in class (2)
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