Scientists need a breadth of information to understand the ocean's processes. That's where Aquarius comes in: the sensor will use advanced technologies to give NASA its first space-based measurements of sea surface salinity, helping...

This video is a lecture on different types of sampling techniques. The speaker explains the purpose of taking samples and the importance of having a representative sample in order to infer information about the overall population. They...

This lesson and practice will review the steps using an organized list to find the area of composite figures. Students will learn that a composite figure is two or more two-dimensional shapes. Finding the area of each shape and...

During this year's Atlantic hurricane season, NASA is redoubling its efforts to probe the inner workings of hurricanes and tropical storms with two unmanned Global Hawk aircraft flying over storms and two new space-based...

In this video we will go over more examples involving parts of a degree and congruent angles.

In this video, the teacher explains how to create a line plot to display the growth in inches of each student in a class over summer break. The teacher demonstrates how to create common denominators and convert fractions to equivalent...

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...

👉 Learn how to solve problems with rhombuses. A rhombus is a parallelogram such that all the sides are equal. Some of the properties of rhombuses are: all the sides are equal, each pair of opposite sides are parallel, each pair of...

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...

In this video, the teacher explains how to find the missing side length of a rectangle by dividing its area. Students learn to multiply and divide to calculate the width of the stripes or curtains based on the given area and known side...

NEON, the National Ecological Observatory Network, will be a revolutionary way to study long term ecological trends in the United States.

Julia is an easy, fast, open source language that if written well performs nearly as well as low-level languages such as C and FORTRAN. Its design is a dance between specialization and abstraction, providing high machine...

In this video, the teacher explains how to calculate the measurements for a scale model of the Parthenon using ratios and proportions. The lesson covers the concepts of ratios, proportions, corresponding sides in similar triangles, and...

In this video lesson, students learn how to find the area of a complex shape by drawing rows and columns and counting the square units. The teacher explains the concept using various examples and emphasizes the importance of considering...

In this video, the teacher explains how to use the triangle inequality theorem to determine if three side measurements can form a triangle. They also teach how to use the converse of the Pythagorean theorem to determine if a triangle is...

Sometimes we take measurements, and sometimes we're off by a little bit. How far off? Does it make sense to just use a number? Shouldn't we use something that tells us how far off we are relative to the true value? Yes we should, hence,...

This video is a math lesson on finding the surface area of prisms and pyramids. The teacher explains the concepts of three-dimensional solids, identifies the different types of prisms and pyramids, and provides strategies for finding...

The metric system is an internationally agreed upon convention for measuring distance, time, volume, and other quantifiable measurements. Learn about the benefits of the metric system and the importance of a universally recognized system...

Ever wondered what the terms 'reliability', 'accuracy' and 'precision' really meant? On first glance they may appear to be the same, but this video explains what distinguishes them and how we can calculate each of them.

The video is a lesson on how to convert larger metric units to smaller units using place value and a chart. It explains the concept of prefix in the metric system, how it combines with the three base units and the meaning it represents....

This video teaches students how to measure objects using both inches and centimeters, and how to compare the results to ensure accuracy. It emphasizes the importance of aligning the object with the beginning of the ruler's hash marks for...

In this live-action program viewers will learn accurate Measurement supports the welfare of our society and affects every part of modern our modern world.

Students will come to understand that to make accurate measurements, the...

Upon viewing the Measuring video series, students will be able to do the following: Generally explain that the process of measuring involves making observations of things using tools. Understand that measurements often involve the use of...

The Earth-observing satellite Terra celebrates its tenth anniversary in 2009. This video highlights how Terra has helped us better understand our home planet.<br/>
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