When You Drop a Pebble from Height H,it Reaches the Ground

question 178

Multiple Choice

When you drop a pebble from height H,it reaches the ground with kinetic energy K assuming there is no air resistance.From what height should you drop it so it will reach the ground with twice as much kinetic energy?

• A) \(\sqrt { 2 }\) H
• B)2H
• C)4H
• D)8H
• E)16H

---

Definitions:

Edema

Swelling caused by excess fluid trapped in the body's tissues.

Osmotic Balance

The regulation of water and solute concentrations across membranes to stabilize internal conditions of an organism or cell.

Inflammation

The reaction of the body to harm or disease, marked by inflammation, heat, enlargement, and discomfort.

Coagulation

The process by which blood changes from a liquid to a gel, forming a clot, which is crucial for stopping bleeding.