This video explains how mathematicians use coordinate planes to show the location of objects in space. It introduces the concept of horizontal and vertical number lines, which intersect at the origin to create a coordinate plane. The...

In this lesson, students will learn how to subtract integers by finding the difference on a number line. They will understand that the relative size of the numbers determines the size of the difference, with a larger number minus a...

Students will explore the principles of motion, the basic concepts of speed and velocity and how speed and acceleration are calculated. Numerous examples of common occurrences illustrate the principles of motion. Other terminology...

👉 Learn how to take the derivative of a function. Learn how to find the derivative of a function using the chain rule. The derivative of a function, y = f(x), is the measure of the rate of change of the function, y, with respect to the...

Plotting Potential Energy versus Intermolecular Radii

How Much is a Mermaid Attracted to a Doughnut? A practical, everyday example of Newton’s Universal Law of Gravitation.

This video provides an overview of non-contact forces, such as gravitational, electric, and magnetic forces, explaining how they act at a distance without physical contact between objects. It covers the concepts of force magnitude,...

This EKG video explains how to use the 1500-method and the 300-method to determine HR from a regular rhythm.

This video explains the basics of one-dimensional motion, including distance, displacement, speed, and velocity. It also introduces the concept of acceleration and provides equations to calculate these values. These concepts are...

In this video, students learn how to solve problems involving the volume of spheres by visualizing the problem and working backward. The video explains the difference between volume and surface area and guides students through the steps...

This EKG video explains how to use the 6-second method to determine HR from an irregular rhythm.

In this video, the teacher explains how to graph absolute value functions using a T chart. They demonstrate how to find the absolute value of a number and address common misunderstandings. The teacher then applies these concepts to...

Dear all calculus students, This is why you're learning about optimization

According to NASA, the mass of the Earth is 5.97 x 10^24 kg, the mass of the Moon is 7.3 x 10^22 kg, and the mean distance between the Earth and the Moon is 3.84 x 10^8 m. What is the force of gravitational attraction between the Earth...

A day does not go by without using simple machines. This program explores the six major types of simple machines with practical, colorful examples of each. Vivid video footage illustrates how each of the following simple machines works...

Huntsman spider also called clock spider belongs to the family of Sparassidae. The Sparassidae family of spiders have eight forward facing eyes giving them an enigmatic look. What makes huntsman spider different from ordinary spiders is...

The video discusses the relationship between orbital speed, orbital radius, and orbital period of objects in space. It explains how to calculate orbital speed using an equation and provides examples such as calculating the orbital speed...

Measuring is a vital process in science, and it is a process all students can carry out. This program demonstrates many of the different ways measurement occurs in science including measuring length, mass, volume, and temperature....

In this video, the teacher explains how to compare two data sets using comparative box plots. They discuss the elements of a box plot, such as the minimum, maximum, median, lower quartile, upper quartile, and interquartile range. The...

This is a lecture presentation on stars and galaxies. The presenter starts by describing the general structure of our solar system and the Milky Way, which is one of the billions of galaxies in the universe. They explain how astronomical...

This problem involves finding the reaction forces acting on a truss with a 20kN force acting on it.

In this video, the teacher explains how to solve word problems involving addition of fractions with unlike denominators by using a number line. The teacher emphasizes the common mistake of simply adding the numerators and denominators...

From the section: Routing Introduction. In this section, we look into Routed protocols, demonstrations, static routes, dynamic routes, and different types of routing protocols. Routing Introduction: Types of Routing Protocols -Distance...

In this lesson, students learn how to solve real-world problems involving similarity criteria. Using the example of finding the distance across a canyon, they apply the vertical angle theorem and angle-angle similarity postulate to...