Read about the history of the use of analogies, beginning in the Middle Ages. Discusses analogies in terms of logic, theology, and metaphysics. Very informative.

Analogy questions ask you to identify a situation that is analogous to the one described in the passage. Principle questions ask you to identify the principle that is at work. This guide offers tips on how to recognize and respond to...

Presents information about lysosomes and offers analogies to help students recall their functions in a cell.

Explains what vacuoles are and what their functions are in animal cells and plant cells, and offers analogies to help students understand their different roles.

This site is an excerpt from a textbook. It explains Sigmund Freud's views on repression.

By the end of this section, you will be able to understand the analogy between angular momentum and linear momentum, observe the relationship between torque and angular momentum, and apply the law of conservation of angular momentum.

By the end of this section, you will be able to understand the relationship between force, mass, and acceleration; study the turning effect of force; study the analogy between force and torque, mass and moment of inertia, and linear...

Students visualize the magnetic field of a strong permanent magnet using a compass. The lesson plan begins with an analogy to the effect of the Earth's magnetic field on a compass. Students see the connection that the compass simply...

This textbook excerpt explains the concept of isostasy and the relationship of Earth's crust to the mantle beneath it. This process is compared to the effects of glaciation and describes the effect an ice sheet has on the crust, and the...

Explains what covalent bonds are and the difference between them and ionic bonds. Discusses the properties of polar and non-polar covalent bonds, and single and multiple covalent bonds, and gives analogies and examples of how covalent...

A teacher lesson plan which could be easily converted into an idea for a student project or presentation. This page describes an activity in which the water-electricity analogy is used to investigate the relationship between current,...

This substantial section focuses on supporting the main points of your speech or presentation. Find out how to avoid faulty reasoning and irrational appeals.

One of the most significant scientific discoveries of the early 21st century is surely the Higgs boson, but the boson and the Higgs Field that allows for that magic particle are extremely difficult to grasp. Don Lincoln outlines an...

Presents information about vacuoles and offers analogies to help students recall their functions in a cell.