Samuel adds a teaspoon of salt to a glass of water. he notices that the salt disappears . samuel takes a sip to discover that the water tastes salty. what kind of change has occured

Where do magnetic lines of force enter earth?

If a star is moving toward earth, it is

Asailboat is traveling to the right when a gust of wind causes the boat to accelerate leftward at 2.5m/s2 for 4s. after the wind stops, the sailboat is traveling to the left with a velocity of 3.0m/s.assuming the acceleration from the wind is constant, what was the initial velocity of the sailboat before the gust of wind? answer using a coordinate system where rightward is positive.