Famous Scientists
Famous Scientists: Hans Bethe
Find out about Hans Bethe, one of the founders of quantum physics.
CK-12 Foundation
Ck 12: Physical Science: Radioisotopes
[Free Registration/Login may be required to access all resource tools.] What a radioisotope is and why they have unstable nuclei. Elements in which all of the isotopes are radioactive.
Nine Planets
The Nine Planets: Comets
A detailed description of comets, their distinct parts, and the known comets in our solar system. Links are also provided for additional information on related subjects.
Nobel Media AB
The Nobel Prize: Nobel Prize in Physics 1943 Award Ceremony Speech
At this site read Professor E. Hulthen's "account of Stern's and Rabi's works," and contributions to the study of molecular rays.
Sophia Learning
Sophia: Eukaryotic vs. Prokaryotic Cells
A slide-show presentation illustrating the differences between eukaryotic and prokaryotic cells.
Soft Schools
Soft Schools: Subatomic Particles Quiz
Take this interactive, multiple-choice quiz over subatomic particles, then review your score and any missed questions at the end.
Other
Particle Adventure Dutch Version
Dutch version of the well-known "Particle Adventure" physics website that teaches students about atoms, mass, particle physics, and quantum physics. The site discusses theories related to physics and provides other links related to the...
Florida State University
Florida State University: Plant Cell Structure
This site features a clear picture of the plant cell with a concise explanation of its key parts and their functions.
Atomic Archive
Atomic Archive: Nuclear Fusion
From the Atomic Archive - the online companion to the award-winning CD-ROM. This page defines nuclear fusion and depicts the process by an informative diagram. Includes numerical values which describe the typical energy values for fusion...
Other
Princeton Plasma Physics Laboratory: Fusion Basics
A wealth of background information on nuclear fusion and its potential use as a commercial energy resource. The advantages of nuclear fusion over other resources, the conditions required for its successful implementation and the future...
Purdue University
Purdue University: Fundamental Subatomic Particles
At this site from the Purdue University, the elementary subatomic particles are described and electromagnetic radiation is detailed. Includes learning exercises and answers.
Vision Learning
Visionlearning: Structure of Animal Cells
Interactive illustration displays the organelles of an animal cell and their functions.
Other
Teachers First: Cell Parts Activity
Teacher lesson plan on cell organelles description and function using advertising.
Physics Classroom
The Physics Classroom: Static Electricity: Neutral vs. Charged Objects
With this interactive tutorial, students explore the basic terminology and concepts of neutral and charged objects.
BiologyWise
Biology Wise: Cell Organelles and Their Functions
Learn about the complex structures inside cells and what their functions are.
BiologyWise
Biology Wise: Plant Cell Structure and Parts
Describes plant cells and the structure and function of their different parts.
BiologyWise
Biology Wise: Similarities Between Plant and Animal Cells
Presents labeled illustrations of a plant cell and an animal cell which demonstrate the parts that are common and different. Next is a table listing cell organelles and stating whether each is present or absent in a plant or animal cell....
Thomas Jefferson National Accelerator Facility
Jefferson Lab: The Nim Number Game
Students can play a game against the computer to see who gets the most protons.
BiologyWise
Biology Wise: A Labeled Diagram of the Animal Cell and Its Organelles
The parts of an animal cell are presented with descriptions of each of its organelles.
BiologyWise
Biology Wise: Basic Unit of Life: Plant Cell Structure and Functions
Describes the three types of plant cells and their differences, and the structures within a plant cell and their functions.
CK-12 Foundation
Ck 12: Physical Science: Atomic Force
[Free Registration/Login may be required to access all resource tools.] Atomic forces and how they interact with particles.
CK-12 Foundation
Ck 12: Physics Simulation: Marie Curie's Classroom
[Free Registration/Login Required] Study the basics of radioactive decay and the properties of atomic nuclei in Marie Curie's laboratory and classroom. A PDF worksheet and a video tutorial are also available. [3:32]
CK-12 Foundation
Ck 12: Physics Simulation: Subatomic Particle Zoo
[Free Registration/Login Required] Learn about the most basic particles of matter, including quarks and leptons, and the four fundamental interactions using this interactive simulation. A PDF worksheet is also available.
CK-12 Foundation
Ck 12: Life Science: 2.7 Organelles
Discover the organelles of a cell, and how their structure contributes to the cell's function.