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Bellringer for feb 8


The elevation is 2465 ft. above _________________. sea level
The name of the river that flows through the Grand Canyon is the ____________________ River. Colorado
The Colorado River flows ____________________. north to south
What are the characteristics of sandstone? rough, particles come off when rubbed against another rock, different colors
What are two important tools of a geologist? hydrochloric acid and a hand lens
What are characteristics of limestone? fizzes with acid, different colors, some have holes which absorb the liquid on it.
Two types of weathering is __________ and _____________. mechanical , chemical
What is the idea that what happened before is still happening today? uniformitarianism
Name the 5 kinds of mechanical weathering. abrasion, freezing and thawing, plant growth, release of pressure, animal actions
Name the two things that determine how fast a rock will weather. type of rock and climate
Created by: NCR13
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