Rapid Changes

An earthquake is - 

• crust through which lava escapes
• a sudden movement in the Earth's crust
• a kind of chemical weathering that changes the Earth
• a huge wave that washes over the Earth

In which of these ways can volcanoes help build up new land?

• by adding heat to Earth's surface
• by adding gases to the atmosphere
• by adding lava to Earth's surface
• by adding water vapor to the atmosphere

When lots of rain falls in a day, people living in that area should watch out for -

• hurricanes
• earthquakes
• volcanoes
• landslides

What causes a tsunami?

• underwater tornado
• underwater hurricane
• underwater earthquake
• underwater landslide

How does an area benefit form volcanic activity?

• farmland and crops are destroyed
• new land masses and islands are formed
• poisonous gases are produced
• roads are buried by flowing lava

Which of the following most likely caused the changes in the location below?

• volcano
• weathering
• earthquakes
• thunderstorm

Avalanches are similar to what other rapid change?

• tornado
• hurricane
• tsunami
• landslide

The molten rock BENEATH Earth's surface is called...

• volcano
• crust
• magma
• epicenter

Sudden movement of loose rock and soil down a steep slope is called a...

• avalanche
• landslide
• earthquake
• creep

A very large ocean wave that is caused by an underwater earthquake is a/an...

• flood
• tsunami
• rockslide
• weathering