A car with 15,900 kg*m's of momentum is going down the road at 15 m/s. How much mass does this car have?

Aman tries to push a box of mass 4 kg with a force of 5 n but the box remains stationary if the coefficient of static friction is 0.45, what is the value of the maximum force of friction?

Which of the following is the result of the nuclear weak force? the instability of large nuclei the repelling force between positively charged protons the structure of the atom certain types of nuclear decay

How does an observation about an object differ from an inference about that object