When burned which substance forms a white powder to visualize a tool mark?

When magnesium ribbon is burned, this produces a white powdery film of magnesium oxide that help visualize a tool mark, which is usually a dark colored tool. They are used to highlight details during photography especially in forensic investigation. In addition, magnesium oxide may be smoked on the surface of an opaque material to form an integrating sphere and its reference white color is essential in colorimetry, due to its good diffusing and reflectivity properties.

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.

the answer is c most of the fortnite players usually buy v bucks to get the battle pass and other cosmetics but some players who are referred to as "no skins" don't   buy skins and are usually noobs.

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