Which of the following are common to nuclear fission? 1:The fuel must be in a plasma state.
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Temperatures reached on the Sun are needed for the reaction.
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Matter is converted to energy.
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A chain reaction is needed to start the reaction.

The number of living organisms in a particular area is

What is the function of the somatic nervous system? connects the brain and the spinal cord to the rest of the body carry signals to the muscles and glands includes all nerves controlling the muscular system and external sensory receptors controls internal organs like the heart and bladder

During the winter, this species of fox has white fur, but in the summer, it has brown fur. what environmental change may have lead to this fox's fur color? snow cover increase in sun's brightness volcanic eruption global warming