Select the correct answer. What is true about the nodes and antinodes of a standing wave?
O A. They decrease in number with time.
OB. They remain in a fixed position.
O C.
Their position keeps changing with time.
OD. They increase in number with time.

(1 point) match the differential equations and their vector valued function solutions. you may wish to multiply at least one solution out fully, to make sure that you know how to do it. you can get the other answers quickly by process of elimination and just multiply out one row element.

Which of the following correctly describes what happens when an atomic bomb explodes? small pieces of fissionable material are joined and form a body with a mass greater than the critical mass, the relative number of neutrons escaping decreases, and a chain reaction and explosion result. large pieces of fissionable matter are brought together quickly and form a body with a mass smaller than the critical mass, the relative number of escaping neutrons increases, and a chain reaction and explosion result.

Robin is swinging back and forth from a trapeze. in which of the following situations is his kinetic energy being transformed into potential energy