In this lesson, students will learn how to model exponential growth situations using a two-variable equation. They will understand the concept of repeated multiplications with a variable exponent and how it relates to exponential growth.

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...

This video explains how to graph a line using a point on the line and the slope of the line. The concept of function notation and slope is reviewed. This method is applied to estimate the time it will take to travel a certain distance in...

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...

This video provides an inside look at how LEGO, a beloved toy company, faced near bankruptcy at the turn of the Millennium due to overexpansion and loss of confidence in their core product. Through rare access to LEGO's headquarters...

Through examples and practice, students will gain the ability to identify the fastest rate of travel based on distance time representations. They will understand that linear functions can be represented in different ways such as...

Today you’ll find out some recent IELTS Speaking Part 1 questions, and answers, about your home and holidays.

The video provides a tutorial on expressing one quantity as a fraction of another. The presenter explains how to decide which number is the numerator and denominator, and how to simplify fractions. The video covers examples where...

Clouds manifest moisture condensed in the air. In this program they are appreciated and pondered. Clouds give clues to wind direction, humidity levels, weather patterns, and they just make pretty sights. We look at the basic type of...

we will explore the relation between the expressions: -a/b, -(a/b), and a/-b.

Draw a scaled pictograph to represent data with several categories.

Tell time in minutes and hours.

In this video, the teacher explains the concept of using a sample to estimate a population parameter. They discuss the difference between a population and a sample, as well as the importance of randomization in selecting a representative...

We ventured into the Utah countryside to visit some of the best loved Land Art works of the 1970s, Robert Smithson's Spiral Jetty and Nancy Holt's Sun Tunnels, and check out the art that is happening there now. Also featured: William...

In this short math video we will model using unit rate to solve a real world problem and answer a standardized math test question. We will begin by drawing a picture to represent the real world problem. We will label the picture with...

Identify which measure of central tendency best describes a data set.

Create a frequency table and a dot plot to display data.

In this video, the teacher explains the difference between scatter plots and lines. They discuss how scatter plots represent inexact relationships between variables, while lines represent exact or deterministic relationships. The teacher...

Learn how to solve problems using linear programming. A linear programming problem involves finding the maximum or minimum value of an equation, called the objective functions, subject to a system of inequalities, called the constraints....

Get My Job explores the day in the life of different professions around Australia. In this episode we meet a Wildlife Carer.

In this lesson, we learn how to fit a linear equation to a scatterplot. By modeling the relationship between two variables, we can predict trends and make predictions. We use the slope-intercept form of a linear equation (Y = MX + B) to...

This video explains how to graph a proportional relationship using a table. Understand the concept of proportions and learn how to plot points on a coordinate plane. The lesson also includes a real-life example of calculating earnings...

Woodstock 1969 can be seen as the crowning event of the decade's free love movement, and its cultural impact spans generations. The shining star of the event turned out to be Jimi Hendrix's national anthem performance. His electric...

A meteor weighing 10,000 metric tons exploded only 23km above the city of Chelyabinsk in Russia on February 15, 2013. Unlike previous such events, this time scientists had the highly sensitive OMPS instrument on NPP to deliver...