two speedboats are traveling at the same speed relative to the water in opposite directions in a moving river. an observer on the riverbank sees the boats moving at 4.0 m/s and 5.0 m/s. (a) what is the speed of the boats relative to the river? (b) how fast is the river moving relative to the shore?

Factors that determine climate can a- latitude, topography, huracan, ocean current b- sun, precipitation, winds, precipitation c- sun, ocean currents, latitude, topography, winds, precipitation d- latitude, topography, lighting, ocean current

In an ecosystem, marsh snails feed on phytoplankton and painted turtles feed on marsh snails. pollution has resulted in the depletion of phytoplankton. what effect would this situation likely have on the population of marsh snails and painted turtles? as phytoplankton were destroyed, the population of marsh snails would most likely then the population of painted turtles would mostly likely a. 1. increase 2. decrease 3. stay the same b. 1. increase 2. decrease 3. stay the same

In anton chekhov’s the proposal, lomov talks about how much land he owns instead of making romantic gestures while trying to propose to natalya. which idea influences lomavs behavior