Rapid Changes on Earth

What is a volcanic eruption?

• The movement of tectonic plates

• The eruption of a geyser

• The melting of ice in the Arctic

• The release of magma, ash, and gases from a volcano

How are earthquakes caused?

• Sudden release of energy in the Earth's crust

• Volcanic eruption

• Global warming

• Movement of the moon

What is the Richter scale used for?

• Calculating the distance between planets

• Measuring the temperature of the ocean

• Measuring the magnitude of earthquakes

• Assessing the speed of wind

What is a landslide?

• The movement of air down a slope.

• The movement of water down a slope.

• The movement of animals down a slope.

• The movement of rock, earth, or debris down a slope.

What are the main causes of landslides?

• Global warming, deforestation, and urbanization

• Tornadoes, hurricanes, and tsunamis

• Heavy rainfall, earthquakes, volcanic eruptions, and human activities

• Drought, snowfall, and hailstorms

How can volcanic eruptions affect the environment?

• By reducing air pollution and improving air quality

• By creating new land and increasing biodiversity

• By cooling the climate and reducing global warming

What are the safety measures to take during an earthquake?

• Use the elevator to go to the ground floor

• Take cover under a sturdy piece of furniture, stay away from windows, and avoid using elevators.

• Stand near a tall piece of furniture

• Run outside and find an open area

How can landslides be prevented?

• Ignoring the warning signs

• Implementing proper land use planning, building retaining walls, planting vegetation, and installing drainage systems

• Building more structures on unstable slopes

• Praying for divine intervention

What are the different types of volcanic eruptions?

• Tectonic, seismic, and geothermal

• Tsunami, hurricane, and tornado

• Sedimentary, metamorphic, and igneous

• Effusive, explosive, and phreatic