Kids learn about the theory of relativity in the science of physics including examples, special vs. general, length contraction, and E=mc2.

Kids learn about the speed of light and time dilation in regards to the theory of relativity in the science of physics. Also how gravity can change the passage of time.

[Free Registration/Login may be required to access all resource tools.] Kinetic theory of matter and how kinetic energy relates to the state of matter.

In this human behavior science fair project, the student will learn about Piaget's developmental stages and the Theory of Conservation. The student will investigate the age at which children understand the equality of numbers and mass....

Article outlining the scientific history behind the discovery of black holes. The writer discusses how scientific theories guide scientists in creating explanations for natural phenomena.

Read this article to help understand and describe Einstein's general theory of relativity.

Albert Einstein publishes his special theory of relativity and his theory on the quantum nature of light, which he identified as both a particle and a wave. With ever new appliances, electricity begins to transform everyday life.

Explains what is meant by the Theory of Continental Drift, its earliest proponents, the stages of continental drift, the causes related to tectonic plate movement, the evidence that has been found, and how the Himalaya Mountains offer...

Biography of Albert Einstein (1879-1955), one of the most famous physicists of the last century, best known for his theory of relativity.

Website for the PBS series "A Science Odyssey." Numerous opportunities to explore the people and discoveries of science.

A very detailed look at gravitational force and the many theories that have been put forward to try to explain it. Includes lots of illustrations.

In this interactive tutorial students explore special relativity and quantum mechanics. Learn basic tenets of the theory of special relativity and the relationship between mass and energy. Also discover the evidence for the particle...

Become a game show contestant in this online activity from A Science Odyssey and ask a series of questions to a panel of mystery scientists, using the answers to determine which scientist is Einstein.

[Free Registration/Login may be required to access all resource tools.] Explores Einstein's theory of gravity and the warping of space-time.

Extensive discussion of "qualia," the sense-data that inform perception. Considers the different meanings of the term and relates them to epistemological questions about mental states, theories of representation, and introspection....

Explore some of our most fundamental questions about space exploration with this research overview collected by scientists at the National Science Foundation. Additionally, experience deep space first-hand with telescope interactives.

A representation of Minkowski spacetime diagrams using graph paper that is rotated, showing the world lines of three stationary observers with light clocks.

Provides a long list of physics formulas for easy reference.

This site about Albert Einstein examines many of his theories. It also includes a list of Einstein quotes and references.

The path of cannonballs fired near a black hole are computed using the Schwarzschild metric and presented in this visualization, allowing for study of the theory of general relativity. The cannon's angle and the number and speed of the...

Manipulate variables in order to observe the effects of relative motion on events such as an explosion and the time at which its light signal reaches a destination.

A timeline of scientific discoveries and theories of the ancient Greeks. It covers the period from 585 BC to 150 AD, with three additional entries for related events in the 1900s. Each entry has links to additional content on the website...

By the end of this section, you will be able to describe the definition, aims, and branches of physics; describe and distinguish classical physics from modern physics and describe the importance of relativity, quantum mechanics, and...

A decent explanation of the concept of time as the fourth dimension. The author discusses Einstein's theory of special relativity and the idea of space-time.