212 Module 12 Mid Grade

Front

Earth was formed roughly ____________ years ago.

Back

4.5 billion

Front

If a life-form cannot adapt to a climate change, what would be the end result?

Back

Extinction

Front

A species is __________ if no members of that species are living.

Back

extinct

Front

Volcanic activity can affect the climate on Earth by __________ the amount of sunlight that reaches the surface for long periods of time.

Back

decreasing

Front

Of all species that have existed on Earth, __________ are now extinct.

Back

99.9%.

Front

What is the term for the process by which species evolve to adapt to their environment?

Back

Natural Selection

Front

What is the significance of the fossil record in understanding extinction?

Back

It provides evidence of past life forms and their extinction events.

Front

What is climate change?

Back

A long-term alteration in temperature and typical weather patterns in a place.

Front

What role do volcanic eruptions play in climate change?

Back

They can release ash and gases that block sunlight, leading to temporary cooling.

Front

What is biodiversity?

Back

The variety of life in the world or in a particular habitat or ecosystem.