Earth Flashcards
1
Q
What is the crust made up of
A
Plates
2
Q
Constructive plate boundaries ( when plates separate)
A
Magma rises and hardens over time volcanoes form
3
Q
Destructive plate boundaries( when plates collide)
3 things happen
A
Fold mountains, earthquakes,volcanoes
4
Q
What travel from the focus
A
Shock waves or tremors
5
Q
What is directly above the focus
A
Epicentre
6
Q
What do you use to measure an earthquake
A
Seismograph
7
Q
What can happen after an earthquake
A
Aftershock
8
Q
4 effects of an earthquake
A
- Death & injury
- Tsunamis
- Destruction
- Fire
9
Q
3 types of volcanos
A
- Active
- Dormant
- Extinct
10
Q
4 parts of the earth
A
- Crust
- Mantle
- Outer Core
- Inner Core