Adam finds a fossilized shell with thin growth lines. which of the following is the most likely conclusion? a. the environment in which the organism lived was very pleasant. b. the organism experienced poor environmental conditions. c. the area where the fossil was found was once covered in ice. d. the past climate was very warm and tropical.

What are two different ways you could find the value of a? explain these methods.

If the chemical properties of a substance remain unchanged and appearance or shape of a substance changes it is called a ?

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.