Step 3 - Fillin the missing numbers:
21 -3 -10 24
b d

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

What is the fate of the electrons that interact with a specimen in an electron microscope?

In science and physics what is the standard unit of measure for speed?