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Study physics equations from your own notes and slides

Upload your lecture notes, textbook chapters, or photos of worked problems. DeckOwl pulls out the formulas and definitions and turns them into flashcards you can review on a spacing schedule.

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Why generate your own physics equation cards

Physics courses rely on a core set of physics equations that show up in homework, labs, and exams, and the symbols often mean something different from one unit to the next. A ready-made set from someone else may skip the variables your professor defined or use a different sign convention, so the card can teach the wrong setup.

  • Cards pair each equation with the meaning of its variables and the conditions where it applies.
  • Quizzes ask you to pick the right equation for a word problem, not just repeat it.
  • Spaced repetition schedules reviews so older equations are refreshed before you forget them.
  • Free plan studying happens in the browser; exporting to PDF, DOCX, Anki, or CSV is part of the Plus plan.
Example physics equations flashcards
What does Newton's second law state?F = ma: net force equals mass times acceleration.
What is Ohm's law?V = IR: voltage equals current times resistance.
What is the kinetic energy formula?KE = ½mv²: half the mass times the velocity squared.
What is the ideal gas law?PV = nRT: pressure times volume equals moles times the gas constant times absolute temperature.
What is Snell's law?n₁ sin θ₁ = n₂ sin θ₂: the refractive index times the sine of the angle is the same on both sides of a boundary.
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Equations from your material

Flashcards are built from the formulas your instructor actually used, not a generic list that may use different notation.

Spaced repetition

Cards you miss come back sooner, and cards you know fade into longer intervals so review time goes where it helps most.

Quizzes with explanations

Multiple choice, true or false, and short answer questions show the reasoning behind each correct answer.

How it works

Upload your material

Add a PDF, DOCX, PPTX, text notes, or a photo of a page. Handwritten or printed equations in images are read with text recognition.

Review the generated cards

Check the equation cards against your course notes and edit any that need changes before you start studying.

Study on a spacing schedule

Work through the deck in the browser each day. Spaced repetition brings back the equations you are most likely to forget.

Generating cards from your own lecture slides and notes keeps the notation consistent with your class. It also gives you a mix of formula recall, unit checks, and short quizzes that ask which equation fits a described situation, which is the skill most exam problems test.

If you are preparing for a specific test, upload the review sheet or the chapter the test covers. Start with the equations used in the most problems, then add the rest as the unit progresses.

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Frequently asked questions

How many physics equations should I memorize before an exam?

Focus on the equations your course uses in lectures and problem sets, since those are the ones exams usually test. Start with the core set that appears most often in your notes, then add the rest as each unit is covered.

Is it better to memorize physics equations or understand where they come from?

Understanding helps more than rote memory. Write down what each symbol means and the conditions where the equation applies, then practice choosing the right equation for a word problem.

Can I export physics equation flashcards to Anki?

Yes, but exports are a paid feature. Plus includes PDF, DOCX, Anki, and CSV export, while the Free plan lets you study flashcards in the browser.

Do I need a credit card to try DeckOwl?

No. You can start on the Free plan without a credit card, which includes 3 generations per month and browser study.

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Review the main ideas visually or practice recalling them.