Kinetic energy=1/2mv^2
=1/2(142*10^-3)(42.9)^2=130.6=131J
Answer:
physic is branch of science in which math is its brother and will deal with the equation,law and evidence of natural phenomenon.
A protostar reaches equilibrium when gravity is balanced by the outward force of nuclear fusion.
The right answer for the question that is being asked and shown above is that: "A.tectonic activity concentrated in certain areas." A piece of evidence did Alfred Wegener use to develop the theory of continental drift is that <span>A.tectonic activity concentrated in certain areas</span>
Answer:
Weight
Explanation:
The spring balance is used to measure weight of an object.
