31 pairs
Spinal nerve, in vertebrates, any one of many paired peripheral nerves that arise from the spinal cord. In humans there are 31 pairs: 8 cervical, 12 thoracic, 5 lumbar, 5 sacral, and 1 coccygeal. Each pair connects the spinal cord with a specific region of the body.
<span>Answer B
A decrease in the intensity of the light would interrupt THE EMISSION of energy which would reduce the electrons diminish its brightness, which the emission of electrons by a material when it impinges on him an electromagnetic radiation (visible or ultraviolet light, generally included in the term other types of interaction between light and matter and leads to reduction</span>
If temperatures are too high, the leaves from these delicate plants will whilt and die. If there is too much rain, the leaves will fall off and the plant will lose it natural beauty. High temperatures affect animals because the can become too dehydrated and can lack energy and strength, this can be negative if they are being hunted. Too much rain affects animals because they can struggle to find shelter in the rain and can get caught up in an overflow of muddy water.
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Answer:
drill rigs use more diesel fuel instead of coal
