Three point masses of 2kg each are located on the x-axis at the origin, at x=0.20m, and at x=0.50m. Find the center of mass of the system? 25. A 15g bullet traveling at 500m/s strikes an 0.8 kg block of wood that is balanced on the table edge 0.8m above the ground . If the bullet buries itself in the block. Find the distance D at which the block hits the floor?

the answer is 3.1 his answer is wrong mines is right

where is the circuit diagram ?

what experimental evidence led scientists to change from the previous model to this one?

a few of the positive particles aimed at a gold foil seemed to bounce back.

the colors of light emitted from heated atoms had very specific energies.

experiments with water vapor showed that elements combine in specific proportions.

cathode rays were bent in the same way whenever a magnet was brought near them.