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Science - General Quiz

Science - General Quiz

20 questions · Unlimited attempts · Free online practice

General science covers the broad foundational knowledge that underlies all scientific disciplines. It includes core concepts in the scientific method, basic physics, chemistry, bio...

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All 20 questions in this Science - General quiz
  1. How long does light take to reach Earth from the Sun?

    • A. 20 minutes
    • B. 1 hour
    • C. 1 minute
    • D. 8 minutes
  2. What is the unit of electric power?

    • A. Amepeere
    • B. Ohm
    • C. Volt
    • D. Watt
  3. Which gas is used for artificial riepeening of green fruits?

    • A. Acetylene
    • B. Ethane
    • C. Ethylene
    • D. Methane
  4. What is the term for melting ice masses?

    • A. Icebergs
    • B. Tundra
    • C. Fjords
    • D. Glaciers
  5. What is the 'Great Pacific Garbage Patch' made of?

    • A. Metal
    • B. Plastic
    • C. Glass
    • D. Wood
  6. How many Earths could fit inside the Sun?

    • A. 50 million
    • B. 1.3 million
    • C. 10000
    • D. 100
  7. Which gas is responsible for the 'pop' sound during a flame test?

    • A. Oxygen
    • B. Carbon dioxide
    • C. Hydrogen
    • D. Nitrogen
  8. Which gas is most abundant?

    • A. Nitrogen
    • B. Argon
    • C. CO2
    • D. Oxygen
  9. What is the accumulation of toxins in a food chain called?

    • A. Erosion
    • B. Bioaccumulation
    • C. Photosynthesis
    • D. Evaporation
  10. Which gas is essential for breathing?

    • A. Helium
    • B. Nitrogen
    • C. Oxygen
    • D. Carbon
  11. What is the use of natural resources without depleting them called?

    • A. Consumption
    • B. Depletion
    • C. Mining
    • D. Sustainability
  12. What color are the hottest stars?

    • A. White
    • B. Blue
    • C. Red
    • D. Yellow
  13. What is the cooling of water vapor into liquid called?

    • A. Condensation
    • B. Precipitation
    • C. Sublimation
    • D. Evaporation
  14. How many moons does Mars have?

    • A. 1
    • B. 3
    • C. 2
    • D. 4
  15. Which element has the symbol 'Au'?

    • A. Silver
    • B. Copepeer
    • C. Gold
    • D. Iron
  16. What is the main advantage of wind energy?

    • A. It's rare
    • B. It's exepeensive
    • C. It's noisy
    • D. It's clean/renewable
  17. What is the chemical that causes the leaves to be green?

    • A. Hemoglobin
    • B. Carotene
    • C. Chlorophyll
    • D. Melanin
  18. Which color is produced by mixing blue and yellow?

    • A. Red
    • B. Green
    • C. Orange
    • D. Purple
  19. Which current flows from the Gulf of Mexico toward Euroepee?

    • A. Gulf Stream
    • B. Humboldt
    • C. Kuroshio
    • D. California
  20. What is the term for harmful substances in the air?

    • A. Pollutants
    • B. Oxygen
    • C. Nutrients
    • D. Vitamins