The Birth of Rocks

Front

Minnie Mountain is located next to which mountain?

Back

Mickey Mountain

Front

The likely cause of less erosion at the bottom of Minnie Mountain compared to Mickey Mountain is that Minnie Mountain is shorter, leading to less erosion.

Back

Minnie Mountain is shorter, leading to less erosion.

Front

Mickey Mountain is how much taller than Minnie Mountain?

Back

Twice as tall

Front

To answer his question about the rocks, Tommy should make observations or measurements.

Back

Make observations or measurements.

Front

The likely effect of a mountain's height on erosion is that taller mountains may have more erosion at the bottom.

Back

Taller mountains may have more erosion at the bottom.

Front

The significance of the path shown on the mountains may indicate erosion patterns or trails.

Back

It may indicate erosion patterns or trails.

Front

The main scientific concept explored in the document is erosion and rock formation.

Back

Erosion and rock formation.

Front

Kayla lives in Maine where snow and ice cover the ground in winter, causing lots of cracks in sidewalks.

Back

Joseph lives in Georgia where it never snows, resulting in fewer cracks in sidewalks.

Front

Weathering is the process that breaks down rocks.

Back

Root wedging and ice wedging are types of weathering.

Front

Root wedging occurs when plant roots grow into cracks in rocks.

Back

The roots expand and cause the cracks to widen.