Curated Video
Evolution of DNA analysis in Crime Scene Investigation
In this video, we will talk about the evolution of DNA analysis in forensic science. Discover how this groundbreaking technique emerged, revolutionizing criminal investigations. From its humble beginnings to pivotal cases that shaped its...
Curated Video
Balancing Chemical Reactions – 4 EASY Steps
In this video, we're going to show you how to balance chemical equations – it's going to be easy! We'll start with the basics, and then move on to more complex problems. By the end of this video, you'll be able to balance chemical...
Curated Video
How to Calculate Speed and Velocity
In this video, we go over practice problems related to speed and velocity. This video is a follow up video to our concept video on Speed vs. Velocity. Students will learn 1 easy way to solve any speed or velocity problem and perform the...
Curated Video
Graphing Acceleration Explained - Velocity versus Time!
A velocity vs time graph describes the motion of an object. The slope of the line tells us the acceleration of the object. The slope of the line can be positive, negative or zero. This tells us that the object is either speeding up,...
Curated Video
Chemistry - Electron Configuration for Ions
Electron Configurations are essential to chemistry and they help us better understand and explain the position/location of electrons. Writing electron configurations can be daunting at first but once you see the pattern, you will be able...
Curated Video
Naming Covalent Compounds the EASY way | How to pass Chemistry
This videos will cover how to name covalent compounds. It is important to remember that we have to use prefixes when we name covalent compounds. Covalent bonds, or compounds, form between 2 nonmetals, or 2 anions. In a covalent bond the...
Science Buddies
How to Use a Photoresistor (Light Sensor) with Arduino (Lesson #27)
This easy video tutorial will show you how to use an Arduino.
Science Buddies
LED Circuit Design: LEDs in Parallel
Learn to design LED circuits for maximum efficiency, including choosing a battery and resistors, in this electrical engineering project.
Science Buddies
LED Circuit Design: Power and Efficiency
Learn to design LED circuits for maximum efficiency, including choosing a battery and resistors, in this electrical engineering project.
Science Buddies
The Physics of Bouncing a Ball | Science Project
In this physics science fair project, students will investigate the rebound height limits and linearity of dropped bouncy balls.
Brainwaves Video Anthology
Ed Ayers - A New Way to Teach American History
Edward Ayers is Tucker-Boatwright Professor of the Humanities at the University of Richmond, where he is President Emeritus. President Barack Obama awarded him the National Humanities Medal in 2013, hailing his "commitment to making our...
Curated Video
Balancing Acid/Base Neutralization Equations - 1 EASY TRICK - sodium hydroxide and hydrochloric acid
How to make a balanced chemical equation using sodium hydroxide and hydrochloric acid! In this video, we're going to show you how to quickly and easily balance acid/base chemical equations. This is a skillset that is essential for...
Curated Video
Distance vs Time Graphs | Velocity & Speed Motion Graphs | Physics Explained
Learn about the basics of 1-dimensional motion in this informative video! We'll cover the relationship between distance and time, and how to read and interpret distance-time graphs. Perfect for students studying physics or anyone looking...
Curated Video
Simplifying Acceleration Calculations
Acceleration is the rate of change in velocity over time. Acceleration can be calculated using the formula a=vf-vi/t. Acceleration can be positive, which means speeding up, negative which means slowing down and it can also be 0 which...
Curated Video
Newtons 3rd Law of Motion - Action and Reaction
Newton's 3rd Law of Motion tells us that for every action, there is an equal and opposite reaction. In this video students will learn about Newton's 3rd Law of Motion and be able to give examples of this law in the world around them and...
Curated Video
How to Calculate Force - Newton's 2nd Law of Motion
Newton's 2nd Law tells explains how force can affect the acceleration of an object. The more force you apply to an object, the more it will accelerate. Also, the more mass an object has, the more force that is needed to cause the object...
Curated Video
How to Calculate Momentum - Newton's 3rd Law of Motion - p=mv
Newton's 3rd Law of Motion states that for every action there is an equal and opposite reaction. The formula associated with Newton's 3rd Law is p=mv where p is momentum, m is mass and v is velocity. In this video, we will cover how to...
Curated Video
How to find the Molecular Formula of a Chemical Compound
The molecular formula is the actual formula of a compound and can be found by comparing the mass of the molecular formula to the mass of the empirical formula to figure out how much bigger the molecular formula is compared to the...
Curated Video
Chemistry - Molecular and Empirical Formulas Explained - What's the difference?
The molecular formula of a compounds gives you the actual formula while the empirical formula gives you a simplified version of the molecular formula. Both formulas are important in chemistry and they both gives us valuable information....
Curated Video
Writing Ionic Formulas
Writing formulas for ionic compounds is all about canceling out the charges! An ionic compound is formed between a cation and an anion, or a positive and negative charge so the goal is to always get the charges to add up to zero! In this...
Curated Video
34 NEW STATES: Why Every Major U.S. City Should Be Its Own State, But Never Will Be
Hawaii was the last state to be admitted to the Union, all the way back in 1959. But since then the country has grown by more than 150 million Americans, the vast majority of which have migrated to the major cities of the country....
Curated Video
Polysaccharides: the large carbohydrates you want to meet
Polysaccharides are large carbohydrates that have different structures and functions in humans and other living organisms. Starch, cellulose and glycogen are the 3 main types of polysaccharides we usually talk about when we learn about...
Curated Video
When you die, this is what happens to your body
What happens to our bodies when we die? Well, after death, many things happen to our bodies at physical and chemical levels. In this video, we will cover all the science of death.
Curated Video
Mr. Beat and I are Cousins and Related to US Presidents!
Mr. Beat and I are Cousins and Related to US Presidents!