Answer:
Renewable resources
Explanation:
Living sustainably means that your way of living isn't harmful to the environment and you can "sustain" your way of living over a prolonged period of time. For example, if you cut down a tree you can always plant another.
Answer:
Southern Africa
Explanation:
East and Southern Africa is the region most affected by HIV in the world and is home to the largest number of people living with HIV.
Explanation:
- Mechanical weathering involves the breakdown of the rocks into small pieces by the external support such as pressure whereas Chemical weathering involves the breakdown of the rocks takes place by the chemical process.
- Mechanical weathering is a physical change that is caused by the movement of wind and water whereas chemical weathering takes place when the chemicals present in the air or water get mixed with minerals or rocks.
- Mechanical weathering involves:
Abrasion, freezing, thawing, exfoliation.
- Whereas Chemical weathering involves:
dissolution, oxidation, carbonation, hydrolysis.
