Aphids can infest and damage plants. Ladybugs eat these aphids. Ladybugs often live on such plants in order to be near their food source. There is evidence of which relationships in this example? parasitism, mutualism, and commensalism parasitism, predation, and mutualism parasitism, predation, and commensalism commensalism, mutualism, and predation

Apositive rod is placed to the left of sphere a, and the spheres are separated. which best describes the spheres? sphere a is negative and sphere b is positive because protons from sphere a are attracted to the rod and move to sphere b. sphere a is negative and sphere b is positive because electrons from sphere b are attracted to the rod and move to sphere a. sphere a is positive and sphere b is negative because electrons from the rod move to sphere b and protons then move to sphere a. sphere a is positive and sphere b is negative because protons move from sphere b to the rod and also to sphere a.

How are calculation for velocity and speed different

1kg of water needs to recieve 4200j of energy to go from 90 degrees to 91 degrees. what is the specific heat capacity of water? what are the units?