A string with a linear density of 8.0 g/m (0.008 kg/m) is under tension of 200 N. What is the speed of the wave? (Please show work)

The particles of an ice cube at 0°c (represented by the blue circles) come in contact with the particles of juan’s hand at 37°c (represented by the orange circles). which diagram correctly represents the temperature of the two substances and the direction of heat flow?

What is relative velocity? in which condition is relative velocity known by adding the velocity of the first body and that of the second body

How is the gravitational force related to the distance between two objects?