Whenever dusting a fingerprint with the fingerprint powder, it must be kept in mind that the color of the powder must contrast the color of the surface. When a fingerprint is discovered on the dark surface, then the fingerprint powder used must be of gray color, so that the print is easily visible when developed. The light color of gray will help the ridges of the print to stand out over the dark surface.
Hence, the correct answer is 'gray.'
I think the correct answer is d. falls on oceans and lakes~
Answer:
What is the chemical formula of oxygen? O2
Glucoseis a simple sugar. What is the chemical formula of glucose? C6H12O6
What is the chemical formula of carbon dioxide? co2
Explanation:
Gizmo Warm-upThe Cell Energy Cycle Gizmo™ illustrates two processes that are essential to life: photosynthesisand cellular respiratio
All cells make ATP by pathways that release chemical energy from organic compounds such as glucose. 2. Cells store chemical energy as ATP to use in future reactions that require energy input.
Explanation:
first - red
second- both red and pink
third - both red and pink