RS S1B2 Unit 3 Finite Earth | Baamboozle - Baamboozle

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The ice that polar bears live on will have melted by... 20_____

2030

"Gaia Theory" says that Earth is...

a living thing itself.

Human induced global warming can cause...

melting glaciers, drastic changes in climate, and mass extinctions.

mass extinction is...

a sharp decrease in the total number of species in a relatively short period of time.

Catastrophic means...

causing a lot of suffering or destruction.

T or F: There is an island made up of trash that is twice the size of Texas.

True.

"Melt" means...

to be changed from a solid substance into a liquid.

What is a "symbiotic relationship?"

the relationship between different living things that depend on each other

___________ are the main source of food for countless ocean species.

Plankton.

"Finite" means...

existing only in limited numbers or amounts.

T or F: Hurricane Katrina was devastating to New Orleans mainly because their sea barriers were not built high enough.

True.

Where do old computer monitors, old iPods, old CDs go to?

The garbage dumps outside our cities.

T or F. Human behavior has no effect on the environment.

False. It directly affects the environment.

Our individual actions, such as driving cars, really do have a _______________ on the environment.

Negative Effect

To shrink means...

to become smaller in amount, value, or range.

T or F. Global warming causes melting glaciers, drastic changes in climate, and mass extinctions.

True