1 point Tiffany's mass is 60 Kg. She climbs the 1.75-m vertical ladder of a slide,
slips and reaches a velocity of only 4.25 m/s at the bottom of the slide. How
much energy was "lost" as Tiffany slid? What actually happened to the "lost"
energy? W=4= K. Ef – K. Ei

What is the rate of change in a objects position?

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An important dimensionless parameter concerned with very high-speed flow is the mach number, defined as v/c, where v is the speed of the object such as an airplane or projectile, and c is the speed of sound in the fluid surrounding the object. for a projectile traveling at 1170 mph through air at 50 ˚f and standard atmospheric pressure, what is the value of the mach number?