Examlex
Maria finds that it is easier to remember her student ID number if she thinks of it in segments, such as the first three digits, then the next two, and then the final four. Each of these short segments of the number are called ________.
Ultraviolet Waves
Electromagnetic waves with wavelengths shorter than visible light, harmful to skin and eyes but essential for Vitamin D synthesis in humans.
Organic Compounds
Chemical compounds primarily made of carbon atoms bonded with other elements such as hydrogen, oxygen, and nitrogen, found in all living organisms.
Hydrocarbons
Organic compounds consisting entirely of hydrogen and carbon, found in fossil fuels and as a major component of petroleum and natural gas.
Low-Quality Energy
Energy that is dispersed and difficult to gather for useful work, such as heat energy at a low temperature.
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