Careers and Applications in Chemistry
This lesson covers various career paths available for students studying chemistry, including roles in education, engineering, and health services. It also explains the applications of chemistry in food production, medicine, military, and environmental science.
- 02:21 “and their lives, which also includes laboratory assistants. The next career part is manufacturing industry. These people are the researchers and chemical engineers. They also involve in manufacturing produce like steel a...”
- 05:29 “The various steps we take are scientists to solve problems. And the first step we are like to mention is observation. What is observation? The use of our senses to look at our environment. And see, oh, this is how things...”
- 06:14 “by continuing your experiments. That is under further experiments. Your camera for the experiments and allows other scientists to test your hypotheses. After they have done a good job on that, we created theory within th...”
Digestive System
The lesson covers the organs involved in the digestive system and the process of digestion. It explains how food is broken down, absorbed, and the role of nutrients in the body. The lesson also discusses the gastrointestinal tract and associated organs.
- 02:33 “and we have the small intestine and finally the anus where the excess food or the food that are not needed by the body passes through. This is important because the body needs nutrients from food and drink to walk proper...”
- 15:19 “into the cell of the body will produce nutrients for the cell where they are needed and where they are used. That is the simulation of digested food. For example glucose is used in respiration to provide energy and a min...”
- 08:58 “and the food passes into the also faggles. This is a diagram of a digestive system. You have the proportion here, which is responsible for the movement and the swallowing of food. And the food undergoes some mechanical p...”
Family Traits
This lesson covers the definition of family traits and how they are passed from parents to children. It explains the difference between dominant and recessive traits and provides examples of traits that can be inherited. The lesson also discusses the importance of family traits and how to trace traits.
- 00:48 “Definition of genetics. Genetics is a scientific study of eredity and the variation in living needs. It's also the transfer of materials, which lead to eredity and variation or course during reproduction in living needs....”
- 02:20 “that we share in common with others. However, families share many traits in common because parents pass down in irritated traits to their children. Yet, every person has a combination of traits that is unique to them. Ho...”
- 10:10 “Right from the time of the grand parent down to the life of the parent, if they are born to be intelligent people, it is obvious that the offspring would also be what intelligent. Number two, determine or detects certain...”
Human Internal Body Organs and Their Functions
This lesson covers the names of human internal body organs and their specific functions. Students will learn where these organs are located and how to use them in sentences.
- 00:00 “Good students, I'm Mr Kenny. I'm your English teacher for today. This moment we're going to discuss on the vocabulary development, the human internal body organs and their functions. Don't be surprised that we have a top...”
- 00:49 “of these organs. Students should be able to state where they are located. Students should be able to make sentences with the organs. After the class has ended, these are the objectives expected. And these are the things...”
- 01:39 “and types of cells. In an organ, different tissues work together to carry out a particular function. Meaning each of these organs has different cells that make them all. The first on the list is the brain. The brain cont...”
Fundamental and Derived Quantities
This lesson covers the definitions of fundamental and derived quantities in physics. It explains how fundamental quantities serve as the base for deriving other quantities and the importance of measurement in physical science.
- 00:45 “of the first topics in the syllabus "Physis". When we talk about "Physis", what do we mean by "Physis"? We talk about the story of natural phenomena, which has to be with an event or fact that is hard to explain sometime...”
- 01:34 “means of experiments conducted. So measurements, which is the major, which is the core of today's topic, is an integral part of experiments. We are the magnitude and the relationship among different physical quantities a...”
- 00:00 “Hello, my name is Tijani Musa Alad-Bukho, I'm your Physiist teacher. The topic before us today is fundamental and derived quantities. At the end of the lesson, students should be able to differentiate between fundamental...”
Definition and Classification of Chemicals
This lesson defines chemicals and explains their various forms, including solids, liquids, and gases. It also classifies chemicals their hazardous nature and discusses safety measures when using them.
- 30:09 “watching. My name is Uche Ugo. Till the next class.”
- 19:34 “is used in hospitals for detecting the sex of a baby. Now, we have agrochemicals. Agrochemicals, as the name implies, are those used for agricultural purposes. We have the fertilizers, the organic manuals. We have the pe...”
- 17:55 “The first one is pharmaceutical chemicals also referred to as cosmetics and drugs actually. We also have the nuclear chemicals. We have the agrochemicals used in agroalite industries. We have industrial chemicals. We als...”