calculate the pressure exerted on the floor by a 750 N object if the object has an area of 0.50m^2 in contact with the floor

Which is the best for showing percentages of different types of cars sold(gas hybrid , electric , other ) in the united states ?

Need asap ‼️ 20 pts which gravitational force field diagram is drawn correctly? (answers in pictures below)

The atoms in a nickel crystal vibrate as harmonic oscillators with an angular frequency of 2.3 × 1013 rad/s. the mass of a nickel atom is 9.75 × 10-26 kg. what is the difference in energy between adjacent vibrational energy levels of nickel? (h = 6.626 × 10-34 j • s, , 1 ev = 1.60 × 10-19 j)