Brian McLogan
Learn how to apply a translation using a translation vector ex 2
π Learn how to label points, lines, and planes. A point defines a position in space. A line is a set of points. A line can be created by a minimum of two points. A plane is a flat surface made up of at least three points. A point is...
Brian McLogan
Learn how to find the length of an arc
Learn how to solve problems with arcs of a circle. An arc is a curve made by two points on the circumference of a circle. The measure of an arc corresponds to the central angle made by the two radii from the center of the circle to the...
Brian McLogan
What are the important formulas for a circle
π Learn how to find the area and perimeter of a parallelogram. A parallelogram is a quadrilateral with two pairs of parallel sides. The area of a shape is the measure of the portion enclosed by the shape while the perimeter of a shape is...
Curated Video
Finding the Perimeter of Two-Dimensional Figures on the Coordinate Plane
In this video, the teacher explains how to find the perimeter of two-dimensional figures on the coordinate plane. They review the Pythagorean theorem and emphasize the importance of adding all the sides together to find the perimeter of...
Visual Learning Systems
Motion: Calculating Speed
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...
Brian McLogan
Learn how to reflect over the y=x line ex 3
π Learn how to reflect points and a figure over a line of symmetry. Sometimes the line of symmetry will be a random line or it can be represented by the x or y-axis. Either way when reflecting a point and or figure over the line of...
Curated Video
Understanding the Effects of Temperature, Volume, and Work on Gas Pressure
The video is a lecture on how work can be done on a gas to increase its pressure. The lecturer begins by explaining how the temperature and volume of a gas affects its pressure. The video then goes on to explain how work can be done on a...
Visual Learning Systems
Moving Things: Video Review
A ball flying through the air, a deer walking in the woods, and a flowing river - these are all examples of moving things. This action-packed video explores the characteristics of things in motion. Special attention is given to the...
Next Animation Studio
Speedy, 500-meter-wide asteroid to pass near Earth on Nov. 29
A half-kilometer-wide asteroid will zoom past Earth on Nov. 29, according to NASAβs Jet Propulsion Laboratory.
NASA
βNASA in Silicon Valley: Doing Science with Transits and Occultations: Podcast
A feature from NASA's Ames Research Center in Silicon Valley originally posted on August 17, 2017.
Brian McLogan
Using the distance formula to determine the distance between two coordinate points
π Learn how to find the distance between two points. The distance between two points is the length of the line joining the two points in the coordinate plane. To find the distance between two points in the coordinate plane, we make use...
Brian McLogan
Write the equation of a Parabola in standard form given the focus and directrix
Learn how to write the equation of a parabola given the focus and the directrix. A parabola is the shape of the graph of a quadratic equation. A parabola can open up or down (if x is squared) or open left or right (if y is squared)....
Brian McLogan
Using completing the square to identify focus, directrix and vertex of a parabola
Learn how to graph a parabola in when it is given in general form. To graph a parabola in conic sections we will need to convert the equation from general form to standard form by completing the square. Once it is in standard form we can...
Brian McLogan
Given the foci and length of major axis find the find the equation of an ellipse
Learn how to write the equation of an ellipse from its properties. The equation of an ellipse comprises of three major properties of the ellipse: the major radius (a), the minor radius (b) and the center (h, k). The ellipse is vertical...
Brian McLogan
What is a radian
π Learn about angles in trigonometry. An angle is the figure formed by two rays sharing the same endpoint. The two rays are called the sides of the angle while the common endpoint of the two rays is called the vertex of the angle. Angle...
Brian McLogan
Review of trigonometry Points on the Unit Circle
π Learn about the trigonometric functions using the unit circle. The trigonometric function of an angle is the value of the trigonometric functions of sine, cosine, tangent, cosecant, secant and cotangent of that angle. To use the unit...
Brian McLogan
Write the equation of a circle given the center and tangent to origin
Learn how to write the equation of a circle given different pieces of information. When writing the equation of a circle you will be work from the general equation of a circle and plug in our given information such as the radius, center,...
Brian McLogan
Understand local linearity and formal definitions of the derivative
π Learn how to evaluate the limit of a function using the difference quotient formula. The difference quotient is a measure of the average rate of change of the function over an interval, h. The limit of the difference quotient gives the...
Brian McLogan
How to determine points on a unit circle with special triangles
π Learn about the points on the unit circle. A unit circle is a circle which radius is 1 and is centered at the origin in the cartesian coordinate system. To construct the unit circle we take note of the points where the unit circle...
Curated Video
Recognizing Equivalent Fractions Using a Number Line
In this video, the concept of equivalent fractions is explained using a number line. It shows how fractions can represent the same amount of space or distance as whole numbers. The video also addresses common misconceptions about...
Curated Video
GCSE Secondary Maths Age 13-17 - Geometry & Measures: Scale Drawing - Explained
SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow steps. This video...
Science360
Engineering researchers help Tucson plan for drier days ahead - Science Nation
With water resources dwindling as the population continues to rise, many communities in the desert southwest are proactively seeking to make the tough choices now, so they can avoid more drastic measures in the future. The communities...
Brian McLogan
What you need to know | Applications of Trigonometry
In this video I will show you what you should expect to know before starting your chapter on Applications of Trigonometry. In applications of trigonometry we will explore solving trigonomtric word problems, law of sines, cosines,...
Professor Dave Explains
Covalent Bond Energy and Length
We've already learned about different types of chemical bonds, including covalent bonds. But now that we know about enthalpy, and orbitals, and some other concepts, let's revisit the covalent bond and dig a little deeper.