How do I calculate the frequency of an observer

Often called velocity this is the velocity of an object at a particular moment in time

What is the equilibrium line of a glacier?

During an investigation, a scientist heated 123.6 g of copper carbonate till it decomposed to form a black residue. The total mass of the black residue formed was 79.6 g. Does the law of conservation of mass hold true in this case?

Which of the following sequences correctly displays the energy transformation from the inside of a battery to the igniter inside a car's engine?

List at least 3 units of speed circle the unit of speed which is the SI unit

What is the net force in the x-direction? 30 N 34 N 55 N 65 N

If an object does not have domains, will it be possible to make it magnetic?

If the loop is then converted into a rectangular loop measuring 2.1cm on its shortest side in 6.50ms, and the average emf induced across the loop is 14.7V during this time period, what is A. the strength of the B-field

Why would you expect to see similar rocks and rock structures on two land masses that were connected at one time?

A quantity that is ignorant of direction is referred to as a