Volcanoes and Volcanic Activity
Physics ⇒ Earth and Space Physics
Volcanoes and Volcanic Activity starts at 7 and continues till grade 12.
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See sample questions for grade 7
Describe how scientists monitor volcanoes for signs of eruption.
Describe how volcanic eruptions can impact air travel.
Describe the difference between magma and lava.
Describe the role of pressure in causing volcanic eruptions.
Describe what a pyroclastic flow is.
Describe what happens during a volcanic eruption.
Explain how volcanoes can be beneficial to humans.
Explain why shield volcanoes have gentle slopes.
Volcanoes are most commonly found at which type of plate boundary?
(1) Divergent
(2) Convergent
(3) Transform
(4) All of the above
Which of the following best describes a caldera?
(1) A small hill formed by lava
(2) A large depression formed when a volcano collapses
(3) A type of lava flow
(4) A volcanic gas
Which of the following best describes a dormant volcano?
(1) Currently erupting
(2) Has not erupted in recorded history and is unlikely to erupt again
(3) Has not erupted recently but may erupt again
(4) Erupts continuously
Which of the following is a benefit of volcanic ash to agriculture?
(1) It makes soil more fertile
(2) It blocks sunlight permanently
(3) It poisons crops
(4) It causes droughts
A volcano that has erupted in the last 10,000 years is called _______.
Fill in the blank: The bowl-shaped depression at the top of a volcano is called a _______.
Fill in the blank: The molten rock beneath the Earth's surface is called _______.
Fill in the blank: The opening through which volcanic material is erupted is called a _______.
True or False: All volcanic eruptions are explosive.
True or False: All volcanoes are found on land.
True or False: Lava is called magma before it reaches the Earth's surface.
True or False: Volcanic eruptions can affect global climate.
