6.Force is necessary to get something moving.
7.An axle
8.energy
Nature does = environmental stress or changes
Answer:
When you breathe in, the diaphragm moves downward toward the abdomen, and the rib muscles pull the ribs upward and outward. This makes the chest cavity bigger and pulls air through the nose or mouth into the lungs.
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10-15% of energy is transferred between a producer and primary consumer.