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Science
How to Score 10/10 on a Science Quiz
Science quizzes cover a huge range of topics — biology, chemistry, physics, and space. This guide breaks down the key facts you must know and the study strategies that actually work.
Why Science Quizzes Are Challenging
Science is one of the most demanding quiz categories because it spans four distinct disciplines — each with its own vocabulary, formulas, and key facts. The good news is that quiz questions tend to repeat the same core concepts, which means focused preparation pays off quickly.
🧬 Biology — Key Facts to Know
- The human body has 206 bones in adults and 270–300 bones at birth (many fuse over time).
- DNA stands for Deoxyribonucleic Acid and carries the genetic blueprint of all living organisms.
- The human heart beats approximately 100,000 times every single day.
- Photosynthesis is the process plants use to convert sunlight, water, and CO₂ into glucose and oxygen.
⚗️ Chemistry — Key Facts to Know
- Water (H₂O) is the most abundant compound on Earth's surface.
- The periodic table contains 118 confirmed elements as of 2024.
- Gold (Au) and Silver (Ag) are both noble metals that do not react with most acids.
- Atoms are mostly empty space — if a nucleus were the size of a football, the electrons would orbit miles away.
⚡ Physics — Key Facts to Know
- The speed of light in a vacuum is approximately 299,792,458 metres per second.
- Newton's First Law states that an object at rest stays at rest unless acted upon by an external force.
- Sound travels about 4 times faster in water than in air.
- E = mc² is Einstein's famous mass-energy equivalence formula, where c is the speed of light.
🚀 Space — Key Facts to Know
- The Sun is so large that approximately 1.3 million Earths could fit inside it.
- A day on Venus (243 Earth days) is longer than a year on Venus (225 Earth days).
- The Milky Way galaxy contains between 100–400 billion stars.
- Neil Armstrong became the first human to walk on the Moon on July 20, 1969.
Study Strategies That Work
- Use spaced repetition: Review facts at increasing intervals (today, tomorrow, next week) to lock them into long-term memory.
- Connect concepts: Link related facts together — e.g. photosynthesis connects to the carbon cycle, which connects to climate science.
- Create mnemonics: For the planets in order: "My Very Educated Mother Just Served Us Nachos" (Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune).
- Practice under time pressure: Use QuizOxa's Hard mode (15 seconds per question) to simulate real quiz conditions.
- Focus on fundamentals: Units, definitions and laws (Newton's, Mendel's, Boyle's) appear in almost every science quiz.