Law, principle, theory, and rule are the four stages necessary in the evolution of social change. Dive into the depths of how each plays their role in the change. Find examples listed to aid in comprehension of each stage, definitions,...

[Free Registration/Login may be required to access all resource tools.] Nature of scientific laws, examples of physical science laws, and how scientific laws differ from scientific theories.

Through informational text, interactive practice problems, virtual simulations, and video clips, students learn about the gas laws.

Through interactive activities in a module format, students learn about kinetics, collision theory, reaction rates, and rate laws. They will calculate rate laws from experimental data, concentration and time, and half-life of a reaction....

Use this tutorial to understand Dalton's Law of partial pressure, and then answer some interactive practice questions to review the material.

[Free Registration/Login may be required to access all resource tools.] Examines theories and laws in science.

[Free Registration/Login may be required to access all resource tools.] Examines theories and laws in science.

[Free Registration/Login may be required to access all resource tools.] Examines theories and laws in science.

[Free Registration/Login may be required to access all resource tools.] Examines theories and laws in science.

[Free Registration/Login may be required to access all resource tools.] Students learn about scientific explanations and interpretations through instructional videos, grade-level texts, interactive activities, and quick assessments.

[Free Registration/Login may be required to access all resource tools.] Students will understand the difference between theories, hypotheses, and laws in science.

Article outlining the scientific history behind the evolution of theories about measuring time based on the movement of a pendulum, and about how gravity would impact a pendulum's movement depending on one's proximity to the Earth's...

[Free Registration/Login may be required to access all resource tools.] Nature of scientific theories, examples of physical science theories, and the law of parsimony.

Learn how pressure, volume, temperature, and the amount of a gas are related to each other.

Practice calculating pressure, volume, temperature, and moles of gas using the ideal gas equation.

In this module, you will learn why gases are not affected by intermolecular attractions! You will also learn about the properties of gases and the math associated with this special group of matter.

Here you can find a detailed overview of the scientific method. Content addresses what the scientific method is, its four steps, some common mistakes when applying the scientific method, and more.

Hermann Ludwig Ferdinand von Helmholtz (August 31, 1821 - September 8, 1894) was a German physician and physicist who made significant contributions to several widely varied areas of modern science. In physiology and physiological...