Collecting and Counting the Pieces of Plastic Pulled Up in the Nets

question 7

Multiple Choice

Collecting and counting the pieces of plastic pulled up in the nets to measure the number of plastic bits found in one square kilometer would be considered which type of study?

• A)experimental
• B)observational

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Definitions:

Sleepwalks

A sleep disorder involving walking or performing other activities while not fully awake.

Night Terrors

A sleep disorder causing feelings of panic or dread typically occurring during non-REM sleep and often resulting in loud screams or physical movements.

Circadian Rhythm

The natural, internal process that regulates the sleep-wake cycle and repeats roughly every 24 hours, affecting physical, mental, and behavioral changes.

Illness Anxiety Disorder

A mental health disorder characterized by excessive worry about having or acquiring a serious illness despite medical reassurance.