What can you conclude about volcanic eruptions?
a. There will always be an accurate warning before a volcanic eruption.
b. Nobody has been seriouisly injured in a volcanic eruption.
c. Dormant volcanoes always have the least disruptive volcanic eruptions.
d. Volcanic eruptions can help scientists learn abourt Earth.
d. Volcanic eruptions can help scientists learn abourt Earth.
Which sentence from the passage is the best example of the main feature of a dormant volcano?
a. "For example, Hawaiin eruptions are gentle, with quickly moving lava flows.
b. "The explosion blew off one side of the mountain, reshaping its appearance.
c. "It erupted in the year 1065, but scientists believe that somebody it could erupt again.
d."On May 25, a second eruption created a lava dome in the crater of the eruption."
c. "It erupted in the year 1065, but scientists believe that somebody it could erupt again.
After hiking up the mountain for five hours, Charles finally reached the ____.
a. gem
b. magma
c. ash
d. peak
d. peak
Water spurted out of the hose as I watered the garden.
a. being in a state or rest or inactivity
b. very big, impressive, or beautiful
c. a covering or layer of something
d. to come out quickly and suddenly
d. to come out quickly and suddenly
What happens when lava builds upon Earth's surface along with ash and rock?
a. A snow-covered peak forms.
b. The crust stays the same.
c. A volcano forms
d. The rock in the mantle cools.
c. A volcano forms
What is the large group of active volcanoes that circle the Pacific Ocean called?
a. the Ring of Fire
b. the Cascade Mountains
c. the Big Island of Hawaii
d. the Sunet Crater
a. the Ring of Fire
The moon was completely hidden ny a thick ___
of clouds.
a. blanket
b. crater
c. gem
d. magma
a. blanket
The spy lit the paper on fire, turning it to ash.
a. the top of a mountain
b. the gray powder that remains after something has burned
c. a valuable stone, such as a ruby or sapphire
d. very big, impressive, or beautiful
b. the gray powder that remains after something has burned
Where do most of Earth's volcanoes develop?
a. They develop at the boundaries of two tectonic plates.
b. They develop far from the Ring of Fire.
c. They develop on the Big Island of Hawaii.
d. They develop at the strongest spots in Earth's crust.
a. They develop at the boundaries of two tectonic plates.
Based on the excerpt, what can you conclude about the area around Sunset Crater?
" The area around Sunset Crater is covered in volcanic rock. The mountain is made of a thick blanket of cinders. Visitors of the monument have a difficult time walking inthe cinder deposits."
a. It is covered with hot lava.
b. It is a safe tourist spot.
c. It is easy to get to the monument.
d. It is an unpopular place to visit.
b. It is a safe tourist spot.
Whales ______ water and air from their blowholes before taking a deep breath and diving under the water.
a. majestic
b. spout
c. peak
d. ash
b. spout
Many tourists visit India to see the Taj Mahal, a grand building built to honor Empress Shah Jahan's wife.
a. majestic
b. spurt
c. dormant
d. spout
a. majestic
How are shield volcanoes and lava dome volcanoes similar?
a. Both are formed by the soil that develops from eruptions.
b. The lava from both can create dome shapes.
c. Both look like large, snow-covered mtns.
d. The lava from both moves slowly across the landscape.
b. The lava from both can create dome shapes.
According to the passage, which was an immediate effect from the eruption of Mount St. Helens?
a. Visitors took a tour of the newly formed domes.
b. The volcano became extinct.
c. Snow melted into water and cooled the lava instantly.
d. The natural surroundings of the volcano were destroyed.
d. The natural surroundings of the volcano were destroyed.
The meteorite left a huge _____ in the earth's surface when it fell from space.
a. crater
b. magma
c. spurt
d. peak
a. crater
The rapper wore an expensive watch that was covered with diamonds, rubies, and other jewels.
a. craters
b. ashes
c. gems
d. magma
c. gems
Which is true of ONLY extinct volcanoes?
a. They have erupted sometime in the past 10k years.
b. Scientists believe they may erupt again.
c. They are the youngest volcanoes in the Pac NW
d. Scientists believe they will never erupt again.
d. Scientists believe they will never erupt again.
Which sentence best describes a benefit that may result from a volcanic eruption?
a. "Some of the best-known volcanoes are in Hawaii, in the Pac NW, and in Alaska.
b. "In addition, the soil that eventually develops from volcanic eruptions often leads to better plant and animal life.
c."As scientists continue to study volcanoes, they learn more about how these powerful giants behave."
d. Now. imagine that one morning you wake up and see that the mountain has been transformed."
b. "In addition, the soil that eventually develops from volcanic eruptions often leads to better plant and animal life.
Magma is called lava after it is forced out of a volcano during an eruption.
a. a covering or layer of something
b. the top of a mountain
c. hot liquid rock inside Earth
d. a valuable stone, such as a ruby or sapphire
c. hot liquid rock inside Earth
Yellowstone National Park has an active geyser that erupts about 17 times per day.
a. spout
b. majestic
c. spurt
d. dormant
d. dormant