The earth's surface is divided into SEVEN continents and FOUR oceans.
(b). SEVEN . . . FOUR
Water tends to find its way in the cracks and freezes leading to the widening of the cracks.
<h3>What is ice wedging?</h3>
This is a kind of mechanical weathering that have frequent thaws.
These type of weathering breaks apart rocks using water expansion. After the breakage, water tends to find its way in the cracks and freezes leading to the widening of the cracks.
Learn more on ice wedging here; brainly.com/question/13782280
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Answer:
Because Earth's gravitational pull is so strong, we do not notice the pull from other objects. Earth's gravity pulls everything to the center of Earth and prevents us from flying off into space
There are some human action which impact the environment positively or negatively.
Example of action that impact positively is planting of more trees in the environment.
Actions that impact negatively includes:
- Clearing Forest to build a Factory results in <em>Loss of animal habitat</em><em>.</em>
- Cows overgrazing farm land results in <em>Soil Erosion</em><em>.</em>
- Uses Pesticides to kill weeds results in <em>Decrease of animal population</em><em>.</em>
- Constructing a Dam results in <em>Less water for animals</em><em>.</em>
- Use of Natural Land for a Train Station<em> </em>results in <em>Increased Noise Pollution</em><em>.</em>
- Not throwing away plastic at beach <em>Contamination of Water</em><em>.</em>
Read more:
brainly.com/question/12811145
