Six-time member of the U.S. Aerobatic team, three-time U.S. National Aerobatic champion, 1993 IAC champion and recipient of numerous aviation awards worldwidernQ: I get very tense during negan've-Gmaneuvers. How can I get over this?-Matt Cruse, Seattle, Wash. A: G's are a way of quantifying the force of gravity. Standing on the ground, you're subject to 1G. This is defined as positive G, since gravity is pulling down toward your feet. If you're in space, away from the pull of earth's gravity, you're in zero G. If you're standing on your head, then you're experiencing minus-1 G as the blood rushes to your head.
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