Ace Your Science Quiz: 50 Questions & Solutions
Test your general science knowledge with our 50-question quiz. Covering physics, chemistry, biology, and more, this quiz is perfect for students and enthusiasts alike. Find answers and explanations for each question.
Physics
What is the speed of light in a vacuum?
Answer: 299,792,458 meters per second (approximately 300,000 km/s)Who is known as the father of modern physics?
Answer: Albert EinsteinWhat law states that for every action, there is an equal and opposite reaction?
Answer: Newton's Third Law of MotionWhat is the unit of electrical resistance?
Answer: OhmWhich subatomic particle has a negative charge?
Answer: ElectronWho developed the theory of relativity?
Answer: Albert EinsteinWhat is the SI unit of force?
Answer: Newton (N)What is the formula for calculating speed?
Answer: Speed = Distance / TimeWhich type of lens is used to correct short-sightedness (myopia)?
Answer: Concave lensWhat phenomenon causes the sky to appear blue?
Answer: Rayleigh scattering
Chemistry
What is the most abundant gas in Earth’s atmosphere?
Answer: NitrogenWhat element does 'O' represent on the periodic table?
Answer: OxygenWhat is the chemical formula for water?
Answer: H₂OWhat is the pH of pure water?
Answer: 7 (neutral)What is the lightest element?
Answer: HydrogenWho is known as the father of modern chemistry?
Answer: Antoine LavoisierWhich gas is known as laughing gas?
Answer: Nitrous oxide (N₂O)What is the atomic number of carbon?
Answer: 6What is the common name for sodium chloride?
Answer: Table saltWhich element has the symbol 'Fe'?
Answer: Iron
Biology
What is the powerhouse of the cell?
Answer: MitochondriaWhat is the study of plants called?
Answer: BotanyWho proposed the theory of evolution by natural selection?
Answer: Charles DarwinWhat is the largest organ in the human body?
Answer: SkinWhat part of the plant conducts photosynthesis?
Answer: The leaves (specifically, chloroplasts in leaf cells)What type of blood cells help in clotting?
Answer: PlateletsWhich vitamin is produced when skin is exposed to sunlight?
Answer: Vitamin DWhat is the smallest unit of life?
Answer: The cellWhat is the name of the process by which plants make their food?
Answer: PhotosynthesisWhat organ is responsible for pumping blood throughout the human body?
Answer: The heart
Earth Science
What is the most abundant mineral in Earth’s crust?
Answer: FeldsparWhat is the outermost layer of Earth called?
Answer: The crustWhat type of rock is formed by cooling and solidification of magma?
Answer: Igneous rockWhat is the main gas found in the sun?
Answer: HydrogenWhat scale is used to measure the magnitude of earthquakes?
Answer: The Richter scaleWhat is the term for a volcanic eruption under the sea?
Answer: Submarine eruptionWhich planet is known as the "Red Planet"?
Answer: MarsWhat type of scientist studies fossils?
Answer: PaleontologistWhat is the tallest mountain on Earth?
Answer: Mount EverestWhat layer of Earth's atmosphere contains the ozone layer?
Answer: The stratosphere
Astronomy and Space
Who was the first person to walk on the Moon?
Answer: Neil ArmstrongWhat is the largest planet in our solar system?
Answer: JupiterWhich galaxy is Earth located in?
Answer: The Milky Way GalaxyWhat is the name of the first artificial satellite launched into space?
Answer: SputnikWhat force keeps planets in orbit around the Sun?
Answer: GravityWhich planet is known for having a prominent ring system?
Answer: SaturnWhat is the hottest planet in our solar system?
Answer: VenusWhat is the name of NASA’s most famous space telescope?
Answer: The Hubble Space TelescopeWhat is the closest star to Earth?
Answer: The SunWhat is a light-year?
Answer: A unit of distance that represents how far light travels in one year (about 9.46 trillion kilometers).
Comments