While Studying Human Efficiency Using a Rope and a Dynamometer

question 30

Multiple Choice

While studying human efficiency using a rope and a dynamometer, Ringelmann found that:

• A) people got annoyed because Ringelmann was a social loafer.
• B) the dynamometer broke when eight people were pulling the rope.
• C) each person pulled a little less as others joined in.
• D) each person pulled a little more as others joined in.

---

Definitions:

Olfactory Receptors

Specialized nerve cells responsible for detecting odors in the environment and initiating the sense of smell.

Molecules

The smallest units of a chemical compound that can exist while retaining the identity of that compound.

Axons

Long, slender projections of nerve cells that transmit electrical impulses towards other neurons, muscle cells, or glands.

Glomerulus

A network of capillaries located at the beginning of a nephron in the kidney, which filters blood to form urine.