Study the position-time graph for a bicycle. Which statement is supported by the graph? The bicycle has speed but not velocity. The bicycle is moving at a constant velocity. The bicycle has a displacement of 3 m. The bicycle is not in motion.

If a refrigerator is a heat pump that follows the first law of thermodynamics, how much heat was removed from food inside of the refrigerator if it released 380j of energy to the room?

Which best describes how fluids change as they travel through different portions of the convection currents? they change to solids at the outer portion of the convection currents. they change to solids at the inner portion of the convection currents. they become more dense at the outer portion of the convection currents. they become more dense at the inner portion of the convection currents

How is zig zagging a form of acceleration?