Suppose an atom has a mass number of 23. What does this mean?

What's the opposite of vaporization

A uranium nucleus is traveling at 0.94 c in the positive direction relative to the laboratory when it suddenly splits into two pieces. Piece A is propelled in the forward direction with a speed of 0.43 c relative to the original nucleus.

If you are swimming upstream (i. e., against the current), at what speed does your friend on the shore see you moving?

What does it mean to say that current and resistance in a circuit are inversely related?

Which quantity has both a magnitude and a direction? (1) energy (3) power (2) impulse (4) work

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.

Convert 255 cm to meters, millimeters, and kilometers