Physical PropertiesDensity

by Martha Day, Ed.D., Anthony Carpi, Ph.D.

Resources

Am I Dense?

SparTech - Hands-on lab exercise illustrates density and buoyancy concepts.

Further Exploration

Density Calculations

Fordham Prep – Lesson describing the concept of density and measurements used to calculate density.

Metric Density and Specific Gravity

G. Speer – A brief description of density and specific gravity.

Understanding Air Density

USA Today – A detailed explanation of changes in air density and its effects.

Biography

Archimedes
Archimedes

News & Events

Mountain Climbing and Air Density

NOVA

Bone Density and Cigarette Smoke

Tufts University

Ultra Low-Density Liquids

American Institute of Physics

Current Science News

News from around the world of science.

Research

Google Scholar

Google - Research database allows searching of the scholarly literature.

Experiment!

Buoyancy in a Submarine

How Stuff Works – Descriptive animation explains how a submarine changes buoyancy.

Buoyant Force

National Taiwan Normal U. - Java Applet shows how buoyancy changes with density.

Density Conversion Calculator

American Institute of Physics - Online calculator converts between different units of density.

Give me a lever long enough and a fulcrum on which to place it, and I shall move the world.
—Archimedes,
287-212 b.c.