Answer:
The term weather describes the state of the atmosphere at a given point in time and geographic location.
Explanation:
The experiment must maintain internal and external validity, or the results will be useless. When designing an experiment, a researcher must follow all of the steps of the scientific method, from making sure that the hypothesis is valid and testable, to using controls and statistical tests
Phytoplankton is the producer in ocean ecosystems.
I would say the best course of action would be to actually show them ie demonstrate good hand washing activity what with soaping up a lather and washing both the inside and outside of the hands for awhile to ensure no bacteria will be introduced to the food and also ensure the food handler uses neoprene disposable gloves when handling food.