When you ride your bike uphill, where does the energy you use come from

A bowling ball traveling with constant speed hits the pins at the end of a bowling lane 16.5 m long. The bowler hears the sound of the ball hitting the pins 2.50 sec after the ball is released from his hands.

A person will feel weightless whenever?

What is the speed of a car at rest?

Consider a turntable to be a circular disk of moment of inertia It rotating at a constant angular velocity ωi around an axis through the center and perpendicular to the plane of the disk (the disk's "primary axis of symmetry").

Which sphere of Earth is associated with plate tectonics? A. atmosphere B. biosphere C. hydrosphere D. lithosphere

Voltage can exist without A. current. B. resistance. C. a closed circuit. D. all of these

During a football game, a receiver has just caught a pass and is standing still. Before he can move, a tackler, running at a velocity of 2.60 m/s, grabs and holds onto him so that they move off together with a velocity of 1.30 m/s.

What effect does an increase in temperature have on viscosity?

Aman tosses a jart upward with a velocity of 14.1 m/s a 60° angle

Describe accuracy, precision and best fit line.