Layers of the Earth and Seismic Waves

Which layer exists as a collection of tectonic plates?

• asthenosphere

• mantle

• lithosphere

• outer core

This layer is made of hot flowing rock (magma).

• Crust

• Mantle

• Core

Which type of wave arrives first during an earthquake?

• Primary (p-wave) waves

• Secondary (s-wave) waves

• Rayleigh Waves

• Love Waves

Tags

NGSS.MS-ESS3-2

This is considered as the fastest kind of seismic waves.

• Love waves

• Body waves

• Primary waves

• Secondary waves

The reason there are Earthquakes is due to the constant motion of materials below the lithosphere this happens because of the difference in temperature of the layers beneath. We call these phenomenon __________________. (2 WORDS, PLURAL)

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS3-2

It is the boundary that is found in between the outer and inner core. (2 WORDS)

Which of the following is the thickness of the crust?

• 2270 km

• 1200 km

• 2700-3000 km

• 5-70 km

The boundary between the crust and mantle.

• MOHOROVICIC DISCONTINUITY

• CONRAD DISCONTINUITY

• LEHMANN DISCONTINUITY

• REPITI DISCONTINUITY

____________ also known as compressional waves because of pushing and pulling they do. (COMPLETE NAME NOT THE 1 LETTER NAME, 2 WORDS, PLURAL)

The waves of energy which travel to the planet when earthquake occurs. ( 2 WORDS, PLURAL)

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2