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Standing sound waves: A violin with string length 32 cm and string density resonates with the first overtone from a 2.0-m long organ pipe with one end closed and the other end open. What is the tension in the string?
Photosynthesize
The process by which green plants, algae, and certain bacteria convert light energy into chemical energy, producing oxygen as a byproduct.
Grana
Stacks of thylakoids in the chloroplasts of plant cells, where photosynthesis takes place.
Autotrophs
Organisms capable of producing their own food from inorganic substances using light or chemical energy, such as plants and some bacteria.
Autotroph
Organisms that produce their own food from inorganic substances using light or chemical energy, such as plants and certain bacteria.
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