Answer:
Limestone.
When carbonic acid seeps through limestone underground, it can open up huge cracks or hollow out vast networks of caves.
Explanation:
This is the process of chemical weathering.
This is the chemical reaction between Carbonic acid (H2CO3), i.e. Acid Rain, and the Limestone (CaCO3), i.e. Calcite. The product of this reaction is Calcium Bicarbonate Ca(HCO3)2, which is soluble and is washed away by the rain.
...
Hope this answer can help you. Have a nice day!
Answer: Things to note are the physical and chemical reaction of the substances.
Explanation:
Answer:
c. A dam can significantly reduce or shut off the supply of sediment to a delta.
Explanation:
- The rivers that drain into the ocean have deltas and they form the mouth of the river and the soil rich land is a called as the delta. The dam can significantly stop or shut the supply of the sediments to the deltas.
There are 7 continents on the earth.
The 7 are:
- Asia
- Africa
- North America
- South America
- Europe
- Australia
- Antarctica
hope this helps
