Sinkholes

According to the video, How Scary Sinkholes Are Formed, when do sink holes happen?

• When there is an earthquake.

• When I water my garden too much.

• When the bedrock of the earth is slowly worn away by erosion.

• During major construction to the roads.

According to the article, How Scary Sinkholes Are Formed, sink holes are particularly common in places that are built on ___

• grass

• water

• the side of a road

• limestone

According to the video, How Scary Sinkholes Are Formed Guatemala is susceptible to sink holes because it is built on __

• Ancient volcanic ash and pumice

• ancient sand and shells

• ancient dirt and water

• just ancient stuff

According to the video, How Scary Sinkholes Are Formed , one way to stop sink holes is to __

• tip toe over certain parts of land

• do not build large structures

• not have more than 50 people stand in one spot

• do nothing. There's really nothing that can be done to prevent them.

According to the video, How Scary Sinkholes Are Formed, how can we detect sink holes?

• Look around at sink hole prone places.

• Look for unexpectedly dying plants.

• all of the above

• none of the above

True or False? According to the video, Travel Inside a Sinkhole, the chances in central Florida of someone living on top of a sink hole is very good.

• True

• False

According to the video, Travel Inside a Sinkhole, geologist Jerry Black says the one thing all sink holes have in common is __.

• dirt

• grass

• wind

• water

True or False? According to the Newsela article, The earth opened up, and buildings began to crumble in Florida resort, geologists say that sink holes are very rare in Florida.

• True

• False