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WorksheetsQuarter3-(Week2):Volcanic Eruption
Total questions: 10
Worksheet time: 3mins
DIRECTIONS: Choice the letter only of the correct answer.
What do you call the release of magma from a volcano?
Epicentre
Hotspot
Earthquake
Eruption
Volcanic eruption is often associated with negative effects. Which of the following statements below describes the negative effects of volcanic eruption?
Volcanoes attract many tourists, who enjoy the dramatic scenery that they produce.
Ash ejected by the volcano acts as a good fertilizer for soils.
Volcanic eruptions cause health problems, loss of lives and properties.
People became more creative by making earthenware out of the ash fall.
How can volcanoes affect the lives of people in a positive way or in a way that is beneficial to us?
Many businesses will operate during volcanic eruption.
Ash ejected by the volcano is good for the health.
Heat energy from volcanoes is used to generate electricity known as geothermal energy.
Habitats and landscapes are damaged by lava flows.
What is the common health problem during volcanic eruption?
Fever
Liver cirrhosis
Cancer
Respiratory illness
Which of the following statements is CORRECT about magma and lava?
Magma and lava are the same.
Magma refers to the molten materials that reached the Earth’s surface, while lava is the molten materials that are still inside the volcano.
Magma refers to the molten materials that are still inside the volcano, while lava is the molten material that reaches the Earth’s surface.
Magma and Lava are composed of entirely different materials
Which of the following is one of the gases released during a volcanic eruption?
Oxygen
Carbon dioxide
Hydrogen peroxide
Carbon monoxide
What is the other term for volcanic ash and are made of tiny fragments of rock and minerals?
Tephra
Pyroclastic
Smoke
Lava
What factor is associated with huge volcanic eruptions that may cause the decrease in the Earth’s average temperature for a few years?
heat
volcanic ash
acid rain
light
Which of the following materials from a volcano determines its explosiveness?
water vapor
color
silica content
tephra
Why does the volcanic eruption happen ?
When the pressure on magma chamber inside earth increase and push magma to the surface.
When it forms by eruption lava and ash.
when rock underground suddenly breaks along a fault.
None of the above
