Chou is curious about the effect of magnets on how plants grow. he sets up 10 pot with alfalfa sprouts. he places strong magnets under five of the pots but does not put magnets under the other five pots. this is an example of which scientific practice a. collecting data b. providing explanations c. communicating results d. performing and investigation

D. Performing and investigation

Explanation:

A scientific practice involves the process of collection of data, performing the experiment and conducting the investigation, communicating results and providing explanation for the results.

The given situation is the example of the performing and investigation as it involves the detail experimental process which is the part of the scientific practice.     

the abdomen (less formally called the belly, stomach, tummy or midriff) constitutes the part of the body between the thorax (chest) and pelvis, in humans and in other vertebrates. the region occupied by the abdomen is termed the abdominal cavity. the stomach secretes acid and enzymes that digest food. ridges of muscle tissue called rugae line the stomach. the stomach muscles contract periodically, churning food to enhance digestion. the pyloric sphincter is a muscular valve that opens to allow food to pass from the stomach to the small intestine.

the growth of the plants is affected by the heat of the light. what is the student doing?