A bullet of mass 0.01 kg is fired from a rifle of mass 20 kg with a speed of hundred metre per second the recoil velocity of the rifle must be

Phase changes are chemical changes. true or false

When the force acting on an object points at least partially in the direction of the motion the work done is considered to be negative

Pl asaaap ! match the term to the correct description. a type of wave that transfers energy where the particles in the medium move perpendicular to the direction in which the energy is traveling. a type of wave that transfers energy where the particles in the medium move parallel to the direction in which the energy is traveling. movement that is back and forth, like an equal sign = a type of wave that transfers energy where the particles in the medium move in a circle motion while the energy travels left or right. movement that is like a t transfers energy from one location to another 1. wave 2. parallel movement 3. perpendicular movement 4. transverse wave 5. longitudinal wave 6. surface wave