CFA #2 SAI Integrated

Front

How many seismographs are needed to TRIANGULATE an earthquake's origin?

Back

3

Answer explanation

TRI = 3

The GPS on your phone also triangulates your location using at least three satellites.

By drawing circles on a map, we can determine an earthquake's epicenter.

Front

Which letter represents the arrival of S waves?

Back

B

Front

Which letter represents the arrival of P waves?

Back

A

Front

Which wave CAN travel through liquid?

Back

Primary wave (p-wave)

Front

_____ : push-pull waves

Back

P waves

Front

____: particles move perpendicular (up & down) to the direction of travel

Back

S wave

Front

Which type of wave is the first to arrive after an earthquake occurs?

Back

P- Wave

Front

Which Seismic Wave is pictured?

Back

S-Wave

Front

Which type of Seismic Wave is pictured?

Back

P-Wave

Front

The S-P interval is 51 seconds for a location. How far is that location from the epicenter?

Back

500 km