SAT / ACT Prep Online Guides and Tips

10 Key Differences Between Mitosis and Meiosis

Getting mitosis and meiosis confused on a biology exam can cost you a lot of points, so it's important to keep these two cellular processes straight. In this guide, we break down mitosis vs meiosis, explain each of the processes, and lay out their similarities and differences so that you’ll be able to easily explain what each process does and how the two differ.

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9 Things You Didn’t Know About Für Elise

From its first repeating notes, Für Elise is instantly recognizable. It may even be the most famous melody ever written! But did you know that when Beethoven first drafted this short piano piece, he stuffed it in a drawer, never to be seen in his lifetime?

Curious how it went from forgotten trifle to universally known? Wondering what exactly makes it such an unforgettable earworm? Need some tips on learning to play this piece? Then keep reading for everything you've ever wanted to know about one of Beethoven's best-known masterpieces.

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What Are Hydrates? Definition, Naming, and Examples

What are hydrates? If you're studying chemistry, you probably need to know what a hydrate is and the role it serves.

In this guide, we give a complete explanation of hydrates, including the hydrate definition, the three different types of hydrates, the rules you need to know to name hydrates and write out their formulas, and common hydrate examples you may have heard of.

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The Expert's Guide to the AP Calculus BC Exam

Taking the AP Calc BC exam can feel like a lot of pressure: you want to earn college credit for your AP class, but the test is pretty tough! 

But there are a few things you can do to make the AP Calculus BC exam a little easier, like understanding the exam's format, the topics it covers, and how it's scored. Knowing what to expect before you take the AP Calc BC exam can help you earn a higher score!

To give you all the inside information you need about the AP Calculus BC Exam, we’ll explain the following in this article:

  • What the AP Calculus BC Exam is, including who should take it
  • The AP Calculus BC Exam format and topics
  • How the exam is scored
  • 5 tips for scoring well on the exam

The regularly scheduled date for the AP Calc BC exam is May 5th at 8:00 a.m., so you'll want to start preparing as early as possible. (Good thing this article has you covered, huh?) 

So let’s get started!

 

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3 Key Tips to Ace the AP Calculus BC Free Response

The AP Calculus BC Free Response section can be intimidating if you aren't prepared. You'll need to answer six multi-part questions to show your skills in numerous calculus topics. However, when you know what to expect from this section, you'll save yourself a lot of anxiety and can create a study plan to help you get a top AP score. In this guide, we explain everything you need to know about the AP Calc BC free response section, including what the format is, when you can and can't use a calculator, what sample questions look like and how to get a top score on them, and what study tips you need to keep in mind.

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What Is AP Environmental Science? Expert Guide

Are you thinking about taking AP Environmental Science but want more information on the course before you decide to enroll? Well, you've come to the right place! AP Environmental Science (also called AP Enviro or APES) is one of the most popular AP classes—but sometimes students don't know much about it before they enroll, which can make the class difficult and not very enjoyable.

So what is AP Environmental Science? In this guide, I'll explain what topics the course covers, show you some sample test problems, and discuss who should take the class (it might not be who you're expecting). After, I'll end with some tips for success should you decide to take AP Enviro. Let's get started!

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What You Must Know About Beethoven's Moonlight Sonata

Beethoven's Moonlight Sonata is one of the most iconic pieces of Western classical music. The arpeggiated, fantasy-like beginning of the first movement in particular has made its way into the collective cultural musical knowledge. But what should you know about the Moonlight Sonata? Read on to find out!

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Understanding Atomic Radius Trends: The 2 Key Principles

Need information on atomic radius trends? What's the trend for atomic radius? In this guide, we’ll clearly explain atomic radius trends and how they work. We’ll also discuss exceptions to the trends and how you can use this information as part of a broader understanding of chemistry.

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The 7 Strong Acids

If you’re taking chemistry, you’ll undoubtedly need to know the 7 strong acids. Read this guide to learn what the 7 strong acids are, why they’re important, and why they’re not necessarily the most dangerous acids you’ll be working with in the lab.

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The 14 Easiest Majors for Your Bachelor's Degree

Before we jump into this list of the easiest college degrees, let’s get one thing straight: there’s no such thing as an easy bachelor’s degree. Whatever degree you choose to pursue, you’ll have to work really hard to complete it.

With that caveat out of the way, this article outlines the easiest majors, why they’re easy, and what your career outlook will look like if you choose one of these college degrees.

 

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What's the AP Physics 2 Equation Sheet? A Complete Breakdown

Since the AP Physics 2 exam is notoriously difficult, it should be comforting to know that your exam booklet will include a reference sheet that lists many of the conversion factors, formulas, and equations you’ll need to use during the exam. There’s a lot of information on the three page equations sheet provided on the AP Physics C exams, though, so it’s important to be familiar with the info included on the sheet and how to use it to your advantage during the AP test. 

That’s why we’ve developed the PrepScholar AP Physics 2 equation sheet. Our sheet contains all the formulas and information you’ll see on the official College Board Physics 2 equation sheet, plus explanations of the equations so you’ll know when to use them. This sheet is designed to be a study tool for you as you prepare for your AP Physics C exam.

In this article, we’ll help you gain a full understanding of what the AP Physics 2 equation sheet is, what formulas it includes, and how to use them on the AP exam. We’ll also give you 3 practical tips for using the AP Physics 2 formula sheet as a study guide, and a list of tips for using the equations sheet effectively on exam day.

Let’s dive in!

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11 Beautiful Blue Gemstones You Need to See

Out of all the rainbow of colors gemstones can come in, blue gemstones are the most popular. There are a huge variety of blue gems, from delicate pale aqua to richly saturated dark blue. Some stones are pure blue, while others include shades of violet, green, white, or gold.

This guide explores 11 of the most popular and beautiful gemstones. Each of these blue gemstones includes a chart with important characteristics, as well as average prices for each gemstone, how it is used in jewelry, and how it's unique from other blue gemstones.

If you are interested in purchasing a blue gemstone or jewelry that includes a blue gemstone but aren't sure which type of stone to buy, our guide will help you easily compare different blue stones. At the end of this guide, there is also a section on how to choose the best blue gemstone for you.

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Enneagram Type 9: The Peacemaker

Looking into Enneagrams and want to know more about Enneagram Type 9? We're here to help! Read on to learn all about what Type 9s are known for, what they care about (and fear most), how to tell if you're a Type 9, the best Enneagram Type 9 careers, and how this type acts with friends, family, and when they're in love.

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6 Expert Tips to Ace the AP Calculus AB Free Response

Many students opt to take a math AP exam, and Calculus AB is a popular choice since it's slightly easier than Calculus BC. But to get a high score on it, you'll need to do very well on the free-response section, which requires you to write out your answers to multi-step problems.

In this complete guide, we go over the AP Calculus AB Free Response section structure, provide examples to show you how it's graded and what a correct answer looks like, and give you some tips for acing this tricky section of the exam.

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6 Helpful Physical and Chemical Change Examples

In your science class, you may have heard of chemical and physical changes. But do you know how to tell the difference between the two? The answer lies in whether or not a change to a substance results in its molecules being rearranged.

In this article, we will define chemical and physical and changes. Then we'll take a look at specific chemical change examples and physical change examples to better understand their differences and similarities.

So let's get started!

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