Sophia: Weight: Lesson 1

Why do you weigh more in space? Each individual in your class explores this question and others as they determine the mass and weight of different objects using two types of scales. They perform conversions and discuss their...

This lesson will describe Democritus' description of matter being discontinuous. It is 1 of 3 in the series titled "Democritus."

This lesson will explore a gas from a molecular viewpoint and describe its general properties. It is 1 of 2 in the series titled "Gas."

This lesson will describe how the structure of you ear along with receptors allows you to hear. It will also investigate the ear's role in balance and equilibrium. It is 1 of 5 in the series titled "Hearing."

This lesson will explain the process of homeostasis and how it allows organisms to maintain a stable internal environment. It is 1 of 10 in the series titled "Homeostasis."

This lesson will introduce the concept of momentum, explaining what it is and how it can be calculated by using an object's mass and velocity. It is 1 of 4 in the series titled "Momentum."

This lesson will describe in detail the process of secretion in the formation of urine. It is 1 of 4 in the series titled "Secretion."

This lesson will give an overview of the body's three lines of defense against a pathogen. It is 1 of 6 in the series titled "Pathogens."

This lesson will define hydrogen bonding. It is 1 of 2 in the series titled "Hydrogen Bonding Definition."

This lesson gives a mathematical interpretation of static friction. It is 1 of 2 in the series titled "Mathematical Interpretation of Static Friction." [8:44]