A small block of wood of density 0.4 ×10^3km/m^3 is submerged in water at depth of 2.9m find the acceleration of the block when released and time taken by the block to reach the surface

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

Drag each tile to the correct box. tiles bra i sequence

Road users moving into your lane, brake lights, and abrupt changes in road surface are a. rare at night b. indicators of potential hazards c. not worth worrying about before you reach them d. no problem for experienced drivers