How is community gardening more sustainable than large-scale commercial farming? a. decreases biodiversity b. decreases land use and energy use c. increases reliance on irrigation systems d. increases overconsumption

Asnail, elodea (aquatic plant), or both were added to the tubes and they were stoppered. tubes were placed under a grow light for 24 hours and the results recorded. the test tubes were then covered for 24 hours to produce a dark environment and the results recorded. which statement best explains the change in test tube d from the light setup to the dark setup.

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

2. given that most biochemical (other than coal) rocks react with hydrochloric acid, what does that tell you about organisms?