Episode 1 —

Length & Weight

Learners will be able to:

- Describe the definition of length and its unit of measurement. - Explain how the meter was first determined using the distance between the equator and the north pole. - Identify various units of length, including millimeters, centimeters, meters, and kilometers, and their corresponding measuring tools. - Calculate the conversion from kilometers to meters using a specific example (10,000 km = 10 million meters). - Describe informal methods for estimating length, such as pacing or using arm span. - Explain how to use a trundle wheel to measure lengths accurately. - Identify various units of weight and their corresponding measuring tools, including bathroom scales, kitchen scales, and fish hooks. - Calculate the body mass index (BMI) using the formula: BMI = mass / height^2. - Interpret the results of a BMI calculation, categorizing individuals as underweight, normal weight, overweight, or obese.