Layers of the Earth Guided Notes

Multiple Choice

According to planetary differentiation, earth's layer are sorted by:

• mass

• volume

• age

• density

Multiple Choice

The temperature of the earth _________ as you go deeper

• gets cooler

• stays the same

• gets warmer

• decreases

Multiple Choice

What is one of the primary sources of heat in the earth's interior?

• heat from the sun

• microwave radiation

• radioactive decay

• kinetic energy as we move in orbit around the sun

Multiple Choice

Violent collisions of planetesimals during the formation of the planet generated a significant amount of earth's internal heat.

• true

• false

Multiple Choice

What causes convection current in the Earth?

• The uneven heating on each layer inside the Earth.

• The crusts outer layer.

• The temperatures we feel outside.

Multiple Choice

Where does the heat come from that drives this convection current in the mantle?

• the sun
• the core
• the ocean
• the mantle

Multiple Choice

Which of the following represents physical layers of Earth?

• core, mantle, crust

• core, mantle, oceanic crust, continental crust

• inner core, outer core, mesosphere, asthenosphere, lithosphere

• inner core, outer core, mantle, oceanic crust, continental crust

Multiple Choice

Which of the following represents chemical layers of Earth?

• core, mantle, crust

• core, mantle, lithosphere

• inner core, outer core, mesosphere, asthenosphere, lithosphere

• inner core, outer core, mantle, oceanic crust, continental crust

Multiple Choice

The crust and the uppermost mantle make up the solid layer of hard rock called the

• inner core

• asthenosphere

• lithosphere

• outer core

Multiple Choice

How does temperature change as you move from the crust to the core?

• it gets cooler

• it gets hotter

• it stays the same

• the core is frozen

Multiple Choice

What characteristic describes the asthenosphere?

• Solid and rigid (stiff)
• Liquid and flowing like water
• Weak, semi-solid, and putty-like
• Gas and vapor

Multiple Choice

What is the core made of?

• steel
• iron 
• aluminum
• iron and nickel

Multiple Choice

What describes the outer core?

• solid
• liquid
• viscous
• gas

Multiple Select

Which things increase as depth increases into the Earth?

• time

• Pressure

• temperature

• density

Multiple Choice

The epicenter of an earthquake is

• The point below the surface where rock begins to break and the first motion occurs

• The seismic station closest to the earthquake

• The place where the greatest damage occurs

• The point on the surface directly above the focus

Multiple Choice

Where is the point at which the first movement occurs during an earthquake?

• Epicenter
• Focus
• Fault
• Plate

Multiple Choice

The illustration shows a light ray striking an object.
In the illustration, the light ray striking the object is-

• absorbed
• stopped
• reflected
• refracted

Multiple Choice

Refraction occurs when _____________

• the wave's speed changes by entering a new layer

• a wave bounces off of a boundary
• waves parts meet each other
• waves bend around a barrier

Multiple Choice

Which type of wave arrives to a point first?

• Primary Waves (P-Waves)
• Secondary Waves (S-Waves)
• Rayleigh Waves
• Love Waves

Multiple Choice

Which classification of wave does the most damage?

• Body Waves
• Mega Waves
• Surface Waves
• Love Waves

Multiple Choice

Which travels fastest, always being the first detected by seismic stations?

• P waves
• S waves

Multiple Choice

Which kind of waves canNOT travel through a liquid?

• P waves
• S waves

Multiple Choice

What type of wave are the PINK waves? (orange circle is the core)

• P-waves
• S-waves
• Love waves
• Raleigh waves

Multiple Choice

What type of wave are the BLUE waves? (orange circle is the core)

• P-waves
• S-waves
• Love waves
• Raleigh waves

Multiple Choice

Which body wave is pictured?

• P-Wave
• S-Wave
• Rayleigh Wave
• Love Wave

Multiple Choice

The diagram shows a

• S wave

• P wave