A boat with a mass of 2.52 x 103 kg drifts along a river. When it passes under a bridge, it is loaded with 1.4 x 10-kg of wood. What is the speed of
the unloaded boat if the boat after loading has a speed of 2.5 m/s?

Which are examples of projectile motion? choose all that apply a. a soccer ball rolling across the ground in the northeast direction b. a car turning a corner, so it is heading south c. a javelin flying through the air d. a tennis ball lobbed over the net

Researchers determine that the biodiversity in a woodland region is declining. they identify two major threats to the region's biodiversity, a method to address each threat, and the expected outcome of each method. this information is shown in the table. a) reforestation would not benefit many species because most forest species live on the ground. b) reforestation would take the longest time to be effective because trees take several years to grow. c) biological augmentation would benefit only a few species because is is typically not very effective. d) biological augmentation would take less time to ve effective because it targets the majority of prey species.

The diagram shows a series of volcanic island and a hot spot determine the direction of movement of the tectonic plate that for the island