# Ch 2: Vectors in Physics: Homework Help

### About This Chapter

## How it works:

- Identify which concepts are covered on your vectors in 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 vectors in physics homework with ease!

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

- Understanding types and characteristics of vectors
- Adding and subtracting vectors
- Finding the resultants of vectors
- Performing scalar multiplication of vectors
- Defining and finding standard basis vectors
- Using components to perform vector operations
- Finding the magnitude and direction of a vector
- Explaining standard basis vectors
- Splitting vectors to find resolution
- Calculating the dot product of two vectors
- Finding the cross product of two vectors

### 1. What Is a Vector? - Definition & Types

After watching this lesson, you will be able to explain what vectors are in physics, give some examples of vectors and have a basic idea of how they can be manipulated mathematically. A short quiz will follow.

### 2. Vector Addition (Geometric Approach): Explanation & Examples

After watching this video, you will be able to explain why we might need to add two vectors and, given magnitudes and directions, add two vectors using geometric methods. A short quiz will follow.

### 3. Resultants of Vectors: Definition & Calculation

After watching this video, you will be able to explain what a resultant of a vector is and use mathematics to calculate the resultant of two vectors. A short quiz will follow.

### 4. Scalar Multiplication of Vectors: Definition & Calculations

After watching this video, you will be able to explain what scalar multiplication is and complete basic calculations involving the scalar multiplication of vectors. A short quiz will follow.

### 5. Vector Subtraction (Geometric): Formula & Examples

After watching this lesson, you will be able to subtract vectors geometrically and give examples of how that process might be used in physics. A short quiz will follow.

### 6. Standard Basis Vectors: Definition & Examples

After watching this lesson, you will be able to explain what standard basis vectors (otherwise known as unit vectors) are and how they are useful. A short quiz will follow.

### 7. How to Do Vector Operations Using Components

After watching this lesson, you will understand how we analyze physics involving two-dimensional vectors and be able to split a vector at an angle into a vertical and horizontal component. A short quiz will follow.

### 8. Vector Components: The Magnitude of a Vector

After watching this lesson, you will be able to explain what the magnitude of a vector refers to, and how to calculate it when given the components of a vector. A short quiz will follow.

### 9. Vector Components: The Direction of a Vector

After watching this lesson, you will be able to explain what is meant by the direction of a vector and calculate the direction of a vector when given the x and y components. A short quiz will follow.

### 10. Vector Resolution: Definition & Practice Problems

After watching this lesson, you will be able to explain what vector resolution is and solve problems involving vector resolution. A short quiz will follow.

### 11. The Dot Product and Vectors: Definition & Formula

After watching this lesson, you will be able to explain what a dot product is, how it is different from a cross product, and use equations to calculate dot products. A short quiz will follow.

### 12. Finding The Cross Product of Two Vectors

After watching this lesson, you will be able to explain what a cross product is and calculate the cross product of two vectors. A short quiz will follow.

### 13. Finding the Divergence of a Vector Field: Steps & How-to

In this lesson we look at finding the divergence of vector field in three different coordinate systems. The same vector field expressed in each of the coordinate systems is used in the examples.

### 14. Finding the Curl of a Vector Field: Steps & How-to

In this lesson you will find the curl of a vector field in three different coordinate systems. A method for generating the curl formula in each of these coordinate systems is also presented.

### 15. How to Find a Displacement Vector

In this lesson, you'll learn how a displacement vector is totally different than the distance traveled. You'll learn how easy it is to find and add the displacement vectors of two different changes in an object's position.

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### Other Chapters

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

- Introduction to 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
- Relativity & Quantum Theory in Modern Physics: Homework Help
- The Universe: Homework Help
- Physics Lab - Motion: Homework Help
- Physics Lab - Matter & Light: Homework Help
- Physics Lab - Electricity: Homework Help