Kevin decides to find out which fertilizer is best for tomatoes. He set up three plants, giving one no fertilizer, giving the second type A fertilizer, and giving the third type B fertilizer. He kept the first plant inside in a large pot, and the other two he planted in the yard. Is Kevin's experiment designed correctly? Group of answer choices No, it has too many variables or possible changes. It is impossible to say without knowing more information. Yes, it has controls and variables. No, we haven't seen the results yet

No, it has too many variables or possible changes.

Explanation:

If you carried out an experiment or research on something, you have to given the same environmental and soil conditions to the factors. In this experiment, Kevin put the first plant in large pot and the other two plants in the field conditions. For performing correct experiments, Kevin put all the plants in separate pots or in the field conditions.

characterization of nanoparticles is a critical step in nanomaterial production as it provides information of dimension, morphology, surface charge, distribution and degree of surface functionalization.

explanation:

on disadvantage of hydroelectric power is the cost. another disadvantage of using hydroelectric power is finding a water source powerful enough to harvest hydroelectric power.