Please Help When the acceleration of a mass on a spring is zero, the velocity is at a
When the velocity of a mass on a spring is zero, the acceleration is at a

Ineed extreme for task 2. my student number is 571721. many to whoever solves this correctly, im in debt to you.

Ahowler monkey is the loudest land animal and, under some circumstances, can be heard up to a distance of 4.6 km. assume the acoustic output of a howler to be uniform in all directions and that the threshold of hearing is 1.0 × 10-12 w/m2. what is the acoustic power emitted by the howler

Suppose that recording station n is located 200 km north of the epicenter of an earthquake, and recording station s is located 100 km south of the epicenter of the same earthquake. which of the following statements would be true?