To properly record a measurements, you must record which of the following? a. inquiry b. unit c. number d. symbol ( select all correct answers)

Which is the correct symbol for an isotope of iodine with 53 protons and 78 neutrons?

Most short-period comets do not have randomly oriented orbits because

In order to do work, the force vector must be question 1 options: in a different direction than the acceleration vector. in a different direction than the displacement vector. in the same direction as the displacement vector and the motion. in the same direction as the acceleration vector.