# Ch 18: Relativity & Quantum Theory in Modern Physics: Homework Help

### About This Chapter

## How it works:

- Identify which concepts are covered on your relativity & quantum theory physics homework.
- Find videos on those topics within this chapter.
- Watch fun videos, pausing and reviewing as needed.
- Complete sample problems and get instant feedback.
- Finish your relativity & quantum theory homework with ease!

## Topics from your homework you'll be able to complete:

- Understanding the definition of the relativity theory
- Applying theory of relativity equations
- Solving practice problems relating to the theory of relativity
- Answering word problems relating to Einstein's theory of relativity
- Applying your knowledge of nuclear reaction
- Describing the five main ideas of quantum theory
- Measuring the speed of light

### 1. General Theory of Relativity: Analysis & Practice Problems

After watching this video, you should be able to explain what general relativity is, list a few consequences of the theory, and solve problems involving gravitational time dilation. A short quiz will follow.

### 2. Theory of Special Relativity: Definition & Equation

This lesson will go through the main postulates of the special theory of relativity and look at a few of the consequences. The principle equations will also be introduced. A short quiz will follow.

### 3. Einstein's Special Theory of Relativity: Analysis & Practice Problems

After completing this lesson, you should be able to explain what Einstein's special theory of relativity is and use equations from the theory to solve problems. A short quiz will follow.

### 4. Quantum Theory: Definition & Examples

After watching this lesson you will be able to explain what quantum theory is, including some key principles and scenarios, and list some applications of quantum theory. A short quiz will follow..

### 5. The Speed of Light: Distance & Light-Years

This lesson will tell you what the speed of light is, what a light year is, what lookback time is, and why it is that we see many objects in space as they were a long time ago.

### 6. Schrodinger's Cat: Experiment & Theory

Whatever happened to Schrodinger's cat? In this lesson, learn about quantum mechanics and how it relates to a certain famous cat belonging to the Austrian scientist Erwin Schrodinger.

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### Other Chapters

Other chapters within the High School Physics: Homework Help Resource course

- Introduction to Physics: Homework Help
- Vectors in Physics: Homework Help
- Kinematics in Physics: Homework Help
- Newton's Laws in Physics: Homework Help
- Work, Energy, & Power in Physics: Homework Help
- Linear Momentum in Physics: Homework Help
- Rotational Motion in Physics: Homework Help
- Circular Motion and Gravitation in Physics: Homework Help
- Oscillations in Physics: Homework Help
- Electrical Forces and Fields in Physics: Homework Help
- Potential and Capacitance in Physics: Homework Help
- Direct Current Circuits in Physics: Homework Help
- Magnetism in Physics: Homework Help
- Waves, Sound, and Light: Homework Help
- Atomic and Nuclear Physics: Homework Help
- Fluid Mechanics in Physics: Homework Help
- Thermal Physics & Thermodynamics: Homework Help
- The Universe: Homework Help
- Physics Lab - Motion: Homework Help
- Physics Lab - Matter & Light: Homework Help
- Physics Lab - Electricity: Homework Help