Visualizing the Planck Length. And Why is it the Smallest Length in the Universe?

The scale of the universe is incredibly difficult to imagine. think of the biggest thing you can think of – a blue whale maybe, the Great Pyramids of Giza, the Burj …

Area of a Square

The objective of this video is to show how to find the area of a square. We will define square. We will explain congruent sides. We would define derived units of …

Volume of a Cylinder (updated)

In this video, we will be going over the volume of a cylinder, We will be reviewing the area formula. We will explain derived units. We will define a cylinder. We …

m to km (How to Convert Meter to Kilometer)

In this video I’m going to go over how to convert meters into kilometers but the steps I’m going to use can be used for any conversion problem as long as …

Measurements of Length: dimensions and units

Now, I look at measurements of length, both the dimensions and the units. Any measurement of how far something is, it’s the same basic type of dimension. And we call that …

How to convert Kilometers to Inches

Working with conversions. We will be converting kilometers to inches. Our first example…2 kilometers converts into how many inches? Here is our game plan… We begin at kilometers…we move on to …

Determine Lengths in Centimeters, Millimeters, and Inches

In this lesson we will measure lengths and centimeters, millimeters and inches. For part a we’re asked to measure the length of the line segment AB using centimeters as te unit …

Converting Between Temperature Scales (Celsius, Fahrenheit, and Kelvin)

Hey it’s professor Dave, let’s learn how to do temperature conversions. Temperature is a big part of the human experience. If you want to make small talk in public, just bring …

Common Customary Length Conversions Using Unit Fractions

In this video, we’ll perform length conversions using unit fractions. In the first example, we’re going to convert six feet to inches. We’ll begin by writing six feet as a fraction …

Ex: Measure Lengths in Centimeters – Decimal Notation and Mixed Numbers

We’re determining the length of each bar. First thing we should notice is that the units are centimeters, and whenever expressing a length it is important to include the units. Next, …