How can we measure tectonic activity Flashcards
1
Q
What is the focus
A
The point inside the crust where the pressure is released during an earthquake
2
Q
What is the epicentre
A
The point on the Earths surface directly above the focus of an earthquale
3
Q
What are seismic waves
A
Where energy is released during an earthquake
4
Q
What is an earthquake
A
Sudden release of pressure that has built up between two tectonic plates
