Drag the tiles to the correct boxes to complete the pairs. Not all tiles will be used.
The chemical formula for artificial sweetener is C7H5NO3S. Match the elements with the numbers found in one molecule of artificial sweetener.
carbon
hydrogen
argon
nitrogen
oxygen
1
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7
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3
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5
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answer: tributaries flow into rivers.

wetland is a biome that develops when the water gets accumulated in a land exhibiting a huge depression. these form either seasonally or permanently. the water in the wetland comes from rivers, lakes, ocean, flood, rain or other sources. the wetlands includes mangroves, marshes and peatland.

tributaries flow into the rivers develops a wetland because such water will get deposited in the depression and will restrict the original flow of tributary water. hence, water with low drainage current combines with the river water.

a time line cause it goes from 685 to 978