Which of the Following Is an Example of a Scientific

question 304

Multiple Choice

Which of the following is an example of a scientific hypothesis?

• A) "Space exploration benefits our world and the United States needs to increase funding for NASA."
• B) "Marital satisfaction tends to improve when the youngest child is grown and leaves the home because parents now have more time and energy for the marital relationship."
• C) "HIV causes AIDS, and AIDS is a disease and will never be cured."
• D) "If a tree falls in the forest, and no one is there to hear it; does it make a sound?"

---

Definitions:

Loop of Henle

A U-shaped portion of the nephron in the kidney, crucial for concentrating urine and recovering water and sodium from the urine.

Renal Corpuscle

A structure in the kidney that includes the glomerulus and Bowman's capsule, essential for filtering blood and starting urine formation.

Proximal Convoluted Tubule

A portion of the nephron in the kidney where reabsorption of water, ions, and other substances from the urine takes place.

Skeletal Muscle

A type of striated muscle attached to bones, responsible for voluntary movements of the body.