Introducing Catastrophic Events

Any natural event that occurs on earth and causes significant changes or damage

• catastrophic event
• ecosystems
• weathering
• deposition

Tags

NGSS.MS-ESS3-2

Where do tornadoes start?

• Over the ocean near the equator
• In the clouds that create blizzards
• In the clouds of severe thunderstorms
• Any time that it rains

Tags

NGSS.MS-ESS3-2

NGSS.MS-ESS2-5

Which is an effect of a hurricane?

• Winds exceeding 74 mph
• Tremendous amounts of Rain
• Storm Surge
• All of the Above

Tags

NGSS.MS-ESS3-2

NGSS.MS-ESS2-5

Tornadoes can negatively affect an ecosystem when

• the saltwater they bring kills off burrowing insects
• their strong winds uproot many of the important plants
• the rise in water level they produce introduces harmful salt
• they bring higher temperatures favored by birds

Tags

NGSS.MS-LS2-4

In a marsh ecosystem that experiences a hurricane, which of the following would be the most likely affect?

• A loss of plant and animal life from the storm surge

• More burrowing animals live in the deeper soil layers

• Death of most organisms due to fires from lightning strikes

• Increase in diversity among organisms due to more competition

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-1

If a tornado uproots most of the plants in an ecosystem, it could be expected that the air quality will be worse because there will be less...

• Sunlight

• Oxygen

• Precipitation

• Water

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-1

Tornadoes are mostly found

• in the mountains

• in tornado alley

• along the coast

• in tropical rainforests

Which of the following correctly matches a catastrophic weather event with its effects on an ecosystem?

• A flood can damage plants with high winds.

• A hurricane can break down mountains

• A thunderstorm's lightning can start forest fires.

• A tornado can cause a storm surge

Which of the following is the most likely events following a flood?

• Increase in organisms

• Secondary succession

• Primary succession

• mutations

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-1

NGSS.MS-LS2-2

A forest fire could have which of the following positive effects?

• Provides heat mammals need in colder seasons

• Increases annual rainfall by forming more clouds

• Makes nutrients in plants available to the soil

• Drives away predators that eat smaller animals

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-1

NGSS.MS-LS2-3