Waves must exhibit a constant phase difference for interference to occur. select the best answer from the choices provided t f

Polly is pushing a box across the floor with a force of 30 n. the force of gravity is –8 n, and the normal force is 8 n. which value could describe the force of friction if polly could not move the box?

The field between two charged parallel plates is kept constant. if the two plates are brought closer together, the potential difference between the two plates either a) decrease b) does not change c) increase?

The process of predicting values that extend beyond the range of data points is called absolute value extrapolation interpolation prediction for any given: )