Font size
WorksheetsEarthquakes and Boundaries
Total questions: 16
Worksheet time: 9mins
Scientists use ___ to study energy from earthquakes
Maps
Radio waves
Seismic waves
Electromagnetic waves
Give two relationships between seismic activity and tectonic activities
If you have an active boundary, you have stronger earthquakes
If you have a quiet boundary, you have stronger earthquakes
Most strong earthquakes oocur at divergent boundaries
Most strong earthquakes occur at transform and convergent boundaries.
San Andreas is one of the most active ___ boundaries
Convergent
Divergent
Transform
Compressional
Two events that can occur at plate boundaries are:
Electromagnetic changes
Volcanoes
Earthquakes
Mudslides
What location is shown in this picture?
San Andreas Fault
Mid- Ocean Ridge
Ring of Volcanoes
Ring of Fire
Approximately how many volcanoes are located on the Ring of Fire?
25
300
10
None
Why is the Ring of Fire so active?
Two plates converge
Many plates are converging with the Pacific plate
One plate is moving very fast
The plate boundaries are constantly moving in all directions
When the magma moves up through the lithosphere and then the plate moves away demonstrates ______
Hot spot
Convection currents
Earthquake zones
Ring of Fire
The Hawaiian Islands are an example of
A transform boundary
An island arc
A convergent boundary
Compressional mountains
Large populations of people live near fault zones. What are some events that have happened to them?
Hurricane damage
Tornado damage
Personal losses
Financial losses
Throughout history, people have had disastrous effects from volcanoes/earthquakes. What can protect these people in the future?
Better warning systems
Stronger houses
Alter designs of buildings
Build directly on top of a fault
What is Triangulation?
A way of locating volcanoes
A way of locating epicenter of earthquake
A way to locate the focus of earthquake
A way to find the center of volcano
What are the three effects Earthquakes have on people?
Financial
Psychological
Increase life span
The need to rebuild
Which boundary is NOT constructive energy?
Divergent
Transform
Convergent
What can be done to survive an Earthquake?
Stay inside
Go outside away from buildings and power lines
Hide in the closet
Get low to the ground to avoid falling
If the Himalayas are at a convergent boundary, they probably have (a)
