Aproton is located at 7 ✕ 10−10, −2 ✕ 10−10, −2 ✕ 10−10 m. (a) what is r, the vector from the origin to the location of the proton?

Time remainin52: 42the chart shows data for a moving object.which conclusion is best supported by the information inthe chart? time (s)velocity (m/s

The free body diagram shows a box being pulled to the left up a 25-degree incline. the magnitude of the normal force is

Question 11 of 13 (1 point) jump to question: a stairway, ladder, or ramp must be present in excavations in which of the following situations? a. all trenches must have access/egress b. the trench is more than 15 feet wide but only 1 ½ feet deep c. the trench is more than 4 feet deep and the devices must be within 25 feet of all workers