About This Chapter
Who's it for?
Anyone who needs help learning or mastering GED science material will benefit from taking this course. There is no faster or easier way to learn GED science. Among those who would benefit are:
- Students who have fallen behind in understanding the laws of thermodynamics or significance of energy and heat
- Students who struggle with learning disabilities or learning differences, including autism and ADHD
- Students who prefer multiple ways of learning science (visual or auditory)
- Students who have missed class time and need to catch up
- Students who need an efficient way to learn about energy and heat
- Students who struggle to understand their teachers
- Students who attend schools without extra science learning resources
How it works:
- Find videos in our course that cover what you need to learn or review.
- Press play and watch the video lesson.
- Refer to the video transcripts to reinforce your learning.
- Test your understanding of each lesson with short quizzes.
- Verify you're ready by completing the energy and heat chapter exam.
Why it works:
- Study Efficiently: Skip what you know, review what you don't.
- Retain What You Learn: Engaging animations and real-life examples make topics easy to grasp.
- Be Ready on Test Day: Use the energy and heat chapter exam to be prepared.
- Get Extra Support: Ask our subject-matter experts any energy or heat question. They're here to help!
- Study With Flexibility: Watch videos on any web-ready device.
Students will review:
This chapter helps students review the concepts in an energy and heat unit of a standard GED science course. Topics covered include:
- The kinetic theory of matter
- Relationship between kinetic energy and potential energy
- The first and second laws of thermodynamics
- Mechanical energy
- Radiant and steam energy
- Solar energy
- Methods for calculating specific heat capacity for different substances
- Changes in heat and energy
1. What is Physics? - Definition, History & Branches
Known as the fundamental science, physics creates a foundation for other natural sciences. In this lesson, you'll be introduced to the field of physics, learning about its history and its modern branches of study.
2. What is Energy? - Definition and Significance in Nature
This lesson describes the nature of energy and how it is transferred from one source into another. Additionally, it will describe the significance of energy in natural systems.
3. Kinetic Energy to Potential Energy: Relationship in Different Energy Types
This video defines and describes kinetic and potential energy. You'll learn how different types of energy can be classified as potential and kinetic. You'll also find out how kinetic and potential energy are transformed.
4. The Kinetic Theory of Matter: Definition & The Four States of Matter
Everything on Earth is made of matter, but that matter isn't always the same. Matter can exist in four different phases, and the kinetic theory of matter helps us understand the differences between those phases.
5. First Law of Thermodynamics: Law of Conservation of Energy
This video describes the first law of thermodynamics. Several examples of the application of this law are discussed. The significance of the law and its practical application are discussed as well.
6. Second Law of Thermodynamics: Entropy and Systems
In this lesson, we'll learn about the second law of thermodynamics. By studying this law, you'll understand how energy works and why we're all moving towards eventual chaos and disorder.
7. What is Mechanical Energy? - Definition & Examples
In physics, energy is how work gets done. This video describes one important type of energy, mechanical energy, and provides examples of both kinetic and potential mechanical energy.
8. What is Thermal Energy? - Definition & Examples
This lesson defines and identifies examples of thermal energy everywhere from your kitchen to the Earth's core. We'll discuss geothermal energy, a renewable energy source, as well.
9. What is Radiant Energy? - Definition & Examples
This lesson defines and describes radiant energy in its different forms. The different types of electromagnetic waves created by radiant energy are identified and described as well. This includes X-rays, microwaves, and radio waves, to mention a few.
10. What is Chemical Energy? - Definition & Examples
This lesson describes chemical energy as a type of potential energy stored in chemicals, such as sugar and gasoline. The lesson discusses how energy is transferred from solar energy to chemical energy by plants and how gasoline is a source of chemical energy used to move cars.
11. What is Steam Energy? - Definition & Examples
Steam, a naturally occurring substance, can be used for many things. We have learned how to utilize the energy in steam for our own benefit, and in this lesson, you'll learn about what exactly steam is and where it comes from.
12. What is Electric Energy? - Definition, Sources & Examples
Electricity is all around us, but where exactly does it come from? In this lesson, you'll explore the most basic source of electric energy and understand how this electron movement provides something that we often take for granted in our modern lives.
13. What is Solar Energy? - Definition, Pros & Cons
Learn about solar energy and how charged particles from the sun travel to Earth to provide heat and light. Explore solar energy as a direct and indirect energy source and examine the pros and cons of harvesting solar energy for other uses.
14. How to Calculate Specific Heat Capacity for Different Substances
This lesson describes specific heat capacity and explains how the specific heat capacity of water helps to maintain a relatively constant temperature in nature. Learn how to identify the specific heat capacity of other common materials and how to calculate specific heat capacity with an experiment.
15. Changes in Heat and Energy Diagrams
Did you know that temperature and heat are not the same thing? Did you know that the temperature of water doesn't change when it boils? This lesson describes the relationship between heat and temperature. Diagrams are used to illustrate the relationship between heat and temperature during phase changes.
16. What are the Different Types of Energy?
Energy is one of the most fundamental concepts in many scientific fields. Learn more about its different types, subsequently testing your knowledge with a quiz.
17. Insulation: Definition & Uses
This lesson is about insulation, which you might be familiar with in your home. However, there are other uses for insulation and here we'll talk about what each of those are, as well as what can technically be considered an insulator.
18. Constant Motion in Physics: Definition & Overview
In this lesson you will learn about the different kinds of constant motion in physics. There are two types of constant motion relevant to physics: constant speed and constant acceleration. In this lesson you will learn the definition of both motions and how they are graphically illustrated.
19. Convection in Science: Definition, Equation & Examples
In this lesson you will learn what convection is, go over an equation for convection, and see some examples of convection in everyday life, such as campfires and the Earth's outer core. A short quiz will follow.
20. Energy Transfer: Examples & Overview
Learn about energy and how the sun provides the energy needed to sustain life on Earth. Discover energy transfer and how energy is neither created nor destroyed, but moves from one place to another or changes from one form to another.
21. Find Displacement: Definition & Equation
In this lesson, you will learn about displacement, the properties associated with it, the equation needed to calculate displacement, and some simple examples of the calculations.
22. Force in Physics: Definition & Examples
Physical forces are all around us. Learn the defining characteristics of forces in physics, look at some examples, and test your understanding with a short quiz.
23. Gamma Radiation: Definition, Uses & Equation
In this lesson you will learn what gamma radiation is. We will explore where it comes from, how we as humans make use of it, as well as its effect on the human body.
24. Heat Capacity: Definition & Equation
This lesson covers the topic of heat capacity, which is a core concept of thermodynamics. We will review the definition of heat and explore how it relates to an object's heat capacity.
25. Heat of Fusion: Definition, Equation & Examples
This lesson will examine the heat of fusion, which is the energy required for matter to change between a liquid and a solid. In this lesson, we review the concepts of latent heat and work through a problem using our new understanding of the heat of fusion.
26. Heat of Vaporization: Definition & Equation
In this lesson, you'll learn about the heat required to transform a liquid to its gas phase. Specifically, we'll explore the factors affecting heat of vaporization, including how to estimate it and how it changes between different substances.
27. Inertial Frame of Reference: Definition & Example
Learn how to tell the difference between an inertial frame of reference and a non-inertial frame of reference. Then find out what these frames of reference have to do with Newton's first law and fictional forces.
28. Joule: Units & Fractions
This lesson defines the metric unit for energy, the joule. The lesson also includes examples of the correct way to communicate fractions of a joule in addition to conversion of the joule into other energy units by the factor-label method.
29. Kinetic Energy: Examples & Definition
To knock down a set of bowling pins, what must be true about the bowling ball? It must be moving! This lesson discusses the energy perspective of this simple truth: kinetic energy.
30. Latent Heat: Definition, Formula & Examples
Heat is an important component of phase changes. This lesson will delve into the concept of latent heat and how it affects of the behavior of matter during phase changes.
31. Neils Bohr: Discovery & Biography
Read about one of the most important contributors to modern physics, Niels Bohr. The Danish scientist led a fascinating life devoted to science, but also to peace after escaping Nazi-occupied Europe in the 1940s.
32. Perpetual Motion: Definition & Overview
In this lesson you will learn about the idea of perpetual motion. You will see that perpetual motion is related to the idea of conservation of energy, machine efficiency, and thermodynamics. You will learn whether it is possible to have machine run under the principle of perpetual motion.
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Other chapters within the GED Science: Help and Review course
- Scientific Study Skills and Foundations: Help and Review
- The Periodic Table, Atoms and Elements: Help and Review
- GED Science - Compounds and Chemical Bonds: Help and Review
- GED Science - Chemical Reactions, Acids, and Bases: Help and Review
- GED Science - Nuclear Energy: Help and Review
- GED Science - Mechanics: Help and Review
- GED Science - Sound and Light Waves: Help and Review
- GED Science - Electricity: Help and Review
- GED Science - Magnetism: Help and Review
- GED Science - Biomolecules: Help and Review
- GED Science - Cell Biology: Help and Review
- GED Science - The Cell Cycle and Cell Division: Help and Review
- Photosynthesis & Cellular Respiration: Help & Review
- GED Science - Classification of Organisms: Help and Review
- GED Science - Genetics and Evolution: Help and Review
- GED Science - Animal Reproduction and Development: Help and Review
- GED Science - The Reproductive System: Help and Review
- GED Science Organ Systems: Help and Review
- GED - Endocrine, Immune & Nervous Systems: Help & Review
- GED Science - Health Issues and Concerns: Help and Review
- GED Science - Nutrition & Physical Activity: Help and Review
- GED Science - Ecology: Help and Review
- GED Science - Animal Behavior: Help and Review
- GED Science - Genetic Engineering Basics: Help and Review
- GED Science - Earth Science and Geology: Help and Review
- GED Science - Earth's Spheres and Internal Structure: Help and Review
- GED Science - Minerals and Rocks: Help and Review
- GED Science - Plate Tectonics & Continental Drift: Help and Review
- GED Science - Oceanography: Help and Review
- GED Science - Astronomy: Help and Review
- GED Science - Meteorology: Help and Review
- GED Science - Weather and Storms: Help and Review
- GED Science - The Atmosphere: Help and Review
- GED Science - Cellular Respiration & Photosynthesis: Help and Review