JEOPARDYEarthquakes and Volcanoes

Earthquake 1 Earthquake 2 Volcano 1 Volcano 2

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Earthquake 1100 points

When an earthquake occurs, energy is released in the form of __________.

a.seismic waves c. magnitudeb.faults d. tsunamis

Earthquake 1100 pointsANSWER

a. seismic waves

Earthquake 1200 points

What kind of waves causes particles in rocks to move back and forth (compressions) in the same direction?

a.surface waves c. secondary wavesb.primary waves d. tsunami waves

Earthquake 1200 pointsANSWER

b. primary waves

Earthquakes 1300 points

An earthquake’s _______________ is the point on Earth’s surface directly above where the earthquake initially started.

a.elastic limit c. epicenterb.focus d. primary wave

Earthquakes 1300 pointsANSWER

c. epicenter

Earthquakes 1400 points

The Richter scale measures the _________ of an earthquake.

a.magnitude c. liquefaction

b.intensity d. fault

Earthquakes 1400 pointsANSWER

a. magnitude

Earthquakes 1500 points

Rocks are subject to the force of tension where Earth’s plates ____________.

a.slide past each other c. move apartb.come together d. slide over

one another

Earthquakes 1500 pointsANSWER

c. move apart

Earthquakes 2100 points

If a major earthquake occurred in a populated inland area far from the shore, which of these would be LEAST likely to result?

a.damage to buildings and structuresb.tsunamis

c.loss of human lives

d.landslides

Earthquakes 2100 pointsANSWER

b. tsunamis

Earthquakes 2200 points

Buildings in areas where earthquakes happen frequently need to be seismically safe. Which of the following describes how a building in these areas should be built?

a.Buildings should be built so they will stand rigidly and not be able to sway

b.Buildings should have rubber moorings so they will sway

c. Buildings should be built without reinforcing rodsd.Buildings should be built only on epicenters

Earthquakes 2200 pointsANSWER

b. Buildings should have rubber moorings so they will sway

Earthquakes 2300 points

Determine the type of fault depicted in each figure below as either a normal fault, reverse fault, or a strike-slip fault.

Earthquake 2300 points

Answer

normal fault

Earthquake 2400 points

Determine the type of fault depicted in each figure below as either a normal fault, reverse fault, or a strike-slip fault.

Earthquake 2400 pointsANSWER

reverse fault

Earthquake 2500 points

At a ___________________ fault, the rocks above the fault surface are pushed together and forced up and over the rocks below the fault surface.a. liquid c. normalb.strike-slip d. reverse

Earthquakes 2500 pointsANSWER

d. reverse

Volcanoes 1100 points

Which of these best describes a shield volcano?a. a small crack or fissures eruption

volcanic materialb. a volcano with steep, rough, jagged

edgesc. a very wide volcano with gently sloping

sidesd. a volcano with steep, smooth composed

of tephra sides

Volcanoes 1100 pointsANSWER

C. a very wide volcano with gently sloping sides

Volcano 1200 points

Which statement about lava flow is accurate?a. They always move rapidlyb. They destroy everything in their pathsc. They always cool down and change into

magmad. They are not very damaging to the

environment

Volcano 1200 pointsANSWER

b. They destroy everything in their paths

Volcano 1300 points

Which of the following best describes a composite volcano?a. a small crack or fissures eruption volcanic materialb. a volcano with steep, rough, jagged edgesc. a very wide volcano with gently sloping sidesd. a volcano with steep, smooth composed

of tephra sides

Volcano 1300 pointsANSWER

b. a volcano with steep, rough, jagged edges

Volcano 1400 points

Why is Hawaii made of volcanoes?a. plates are moving apartb. a hot spot existsc. plates are moving togetherd. rift zones exist

Volcano 1400 pointsANSWER

b. a hot spot exists

Volcano 1500 points

The most likely cause of the slow movement of magma toward Earth’s surface is that the ___________.

a. magma is more dense than the rock around itb. magma is less dense than the rock around itc. magma is hotter than the rock around itd. magma is cooler than the rock around it

Volcano 1500 pointsANSWER

b. magma is less dense than the rock around it

Volcano 2100 points

What kind of magma produces violent volcanic eruptions?

a. those rich in silicab. those low in silicac. those forming shield volcanoesd. those rich in iron

Volcano 2100 pointsANSWER

a. those rich in silica

Volcano 2200 points

Magma that has pushed up through layers of rocks (Perpendicularly at a 90* angle) and hardened is called____________.

a. sill c. dikeb. caldera d. vent

Volcano 2200 pointsANSWER

c. dike

Volcano 2300 points

What is the largest intrusive igneous rock body?

a. dike c. sillb. volcanic neck d. batholith

Volcano 2300 pointsANSWER

d. batholith

Volcano 2400 points

Which of the following is made of alternating layers of ash and cooled lava flows?a. shield volcano c. composite volcanob. plateau basalts d. cinder cone volcano

Volcano 2400 pointsANSWER

c. composite volcano

Volcano 2500 points

Which of the following forms when the top of a volcano collapses into a partially emptied magma chamber?

a. fissure c. calderab. crater d. volcanic neck

Volcano 2500 points

c. caldera