Simple step-by-step instructions to help you make dilutions and serial dilutions. Calculating dilution factors has never been easier!

Learn how to easily and accurately make a solution and calculate the solution concentration.

"Associative: Multiplication" explains the associative property of multiplication by determining the different possibilities of dimensions for a given volume of a rectangular prism.

Thousands of women and girls are being trafficked to Italy from Nigeria, into a life of forced prostitution. Abused and desperately vulnerable, they have a champion in Princess Okokon, who was herself trafficked from Nigeria in 1999....

Thermostatic radiator traps are used in steam heating systems. They are installed in 2 pipe steam heating systems, to prevent steam passing through and returning to the boiler. We cover the basics of a steam heating system, the boiler,...

Steam heating system basics. Learn the basics of how steam heating systems work and where steam heating systems are used.

Missing Dimensions of Three-Dimensional Figures finds the missing dimensions of three-dimensional figures using the volume formula V = b x h.

Context Clues clarifies the meaning of words that are unknown or have multiple meaning using context clues.

Mrs. Triggle and Dr. Algae have a deep conversation and concentrate on listening to what each other is saying.

In this video, the Flipping Physics team discusses the concept of mass and density by comparing the mass and density of steel and wood. The team first addresses the misconception that steel is always more massive than wood, explaining...

Learn about the largest star in the universe with the Universe Size Comparison with Stephenson 2-18

In this session you will learn about what causes the contamination of soil. 1. Sources through which contamination of soil occurs 2. What damages can cause the because of contamination of soil 3. Different techniques to decontaminate the...

In this session you will learn about the impact of various pollutants that cause pollution in the ocean 1. What is oil pollution 2. How the oil pollution is caused? 3. What happens when the oil extraction occurs in oceans? 4. Harmful...

Just how unique are your fingerprints? Appendix’s purpose? Why aren’t we totally human? How do we really taste things?

Using Voice and Body Language explores effective communication skills by reviewing ways to use one’s voice and body language to communicate effectively when giving a speech.

In this video, the teacher explains how to find the volume of a cylinder using its radius and height. They guide the viewer through the steps, including identifying the radius and height, and using the formula πR^2h to calculate the...

Our upper limit for height, or genetic limit, is around 9 feet. To survive even for a few months at that height would be a bit of a miracle. In order to regularly produce people over 9 feet tall, the reproducing pair would probably need...

Characteristics of Gases compares and contrasts the basic properties of gases by reviewing volume, color, and temperature.

Characteristics of Liquids compares and contrasts the basic properties of liquids by reviewing volume, color, temperature, density, and viscosity.

Boiling Points and Melting Points examines boiling point and melting point by defining and exploring examples.

Volume in Cubic Inches and Feet measures the volumes of shapes by counting unit cubes using cubic inches and feet.

Volume in Cubic Centimeters measures the volumes of shapes by counting unit cubes using cubic centimeters.

Volume in Cubic Units examines how unit cubes are used to measure volume by writing the units used to find the volume of real-world examples in exponent form (in.3, m3).

Square and Cubic Unit Dimensions defines a unit cube as a cube with side lengths of one unit and the volume of one cubic unit by identifying the difference between a square unit and a cubic unit.