The index of refraction ranges from approximately 1.45 - 2 for visible materials and 1.38 - 4 for IR materials. In many cases, index of refraction and density share a positive correlation, meaning IR materials can be heavier than visible materials; however, a higher index of refraction also implies diffraction-limited performance can be achieved with fewer lens elements – reducing overall.

Mitochondria and Chloroplast are two organelles which contains their own genetic material. 2.If the organization of the cell is destroyed due to some physical or chemical influence, the cell would become a permanent tissue. 3.

High cutting speed; High tool-chip friction; Significant depth of cut. The segmented chips provide clean surface finish in brittle metals, easy chip disposal, longer tool life, and reduced power consumption. In the case of ductile metals, the segmented chips usually result in poor surface finish and lower tool life. Continuous Chips

The most abundant material in plant cell wall is A. cellulose B. lipids C. Proteins D. Wax See answers Advertisement Advertisement user4446 user4446 Answer:

Such functions include: (1) providing the living cell with mechanical protection and a chemically buffered environment, (2) providing a porous medium for the circulation and distribution of water, minerals, and other small nutrient molecules, (3) providing rigid building blocks from which stable structures of higher order, such as leaves and ste.

Learn Test Match Created by cammy_example Terms in this set (97) The major bond type in metals is: metallic Metallic bonding causes metals to be excellent insulators. false Metallic bonding causes metals to be shiny! true Nickel and copper have melting points of 1455°C and 1084.87°C respectively. Which would you expect to be stiffer? nickel

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This clearly proves that sound requires a material for its propagation. Sound can propagate not only through gases but also through solids and liquids. Some materials like air, water, iron etc can easily transmit sound energy from one place to another. On the other hand materials like blanket and thick curtains absorb most of the sound energy.