Which of the following examples represents the correct flow of energy through an ecosystem? cow ­> horse ­> human ­> bacteria b grass ­> rabbit­> hawk ­> fungus c cow ­> sun ­> human ­> fungus ­> bacteria d fungus ­> human ­> cow ­> grass

The phlogiston theory in the 17th century attempted to explain burning. the theory stated that combustable objects contained a material called phlogiston, a substance without mass, color, odor, etc. after objects burned, the objects were dephlogistonated and were then in their true form. the phlogiston theory was accepted until the 18th century, when lavoisier proved that combustion requires a gas that has mass. phlogiston is considered a) to be scientific knowledge b) not to be scientific knowledge c) to be proven by scientific method d) to be accepted in the modern scientific community

One gene can influence trait(s). one trait can be determined by gene(s).

Suppose a suitcase has a mass of (m) 30 kg and a net force (n) of 10 kg*m/s. what is the acceleration rate of the suitcasein m/s? show your work to support your answer