However, past performance is not a predictor of future performance, so there is still risk involved with momentum trading, as it can be difficult to predict whether a price trend has reached the peak or hit the bottom. A momentum value above zero indicates that prices are moving up, and below zero indicates moving down. pdf), Text File (. Use the. Therefore, the moment of inertia, I, equals mr2. Explore some examples of scalars and vectors, including distance, displacement, speed, and velocity. He has authored Dummies titles including Physics For Dummies and Physics Essentials For Dummies. Dr. Holzner received his PhD at Cornell.

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