Grade 6 Science Quiz: 30 Questions with Answers!
30 Science Quiz for Grade 6 Students Questions with Answers! FREE USA NGSS: cell powerhouse mitochondria, plant chloroplasts, food chain producers, H2O formula, gravity force, energy conservation, light vacuum fastest, sedimentary fossils. Perfect homeschool review, classroom test prep, science fair warm-up! Average 26/30—did you ace it?
Science Quiz for Grade 6 Students | 30 MCQs with Answers
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#1. What is an ecosystem made up of, including both living and non-living components?
#2. Control center of cell?
#3. What is the huge star at the exact center of our solar system that all planets orbit around?
#4. What molecule inside our cells carries the genetic instructions that we inherit from our parents?
#5. In which type of rock are you most likely to find preserved dinosaur bones and ancient footprints?
#6. Which step of the water cycle changes liquid water from oceans and lakes into water vapor gas?
#7. When you mix vinegar (acid) with baking soda (base), what two products does the chemical reaction create?
#8. What does sound travel through by causing molecules to vibrate one after another?
#9. Which gas in Earth’s atmosphere traps heat from the Sun and contributes to the greenhouse effect?
#10. Living things need?
#11. What are the three main states that all matter can exist in depending on temperature and pressure?
#12. Which materials allow electricity to flow easily through them, like copper wires?
#13. What is the chemical formula for a molecule made of two hydrogen atoms bonded to one oxygen atom?
#14. According to the Law of Conservation of Energy, energy can never be created or destroyed, it can only…?
#15. How many bones does the average adult human skeleton contain after all the baby bones have fused together?
#16. Which gas giant planet is famous for having beautiful icy rings that you can see with a telescope?
#17. For electric current to flow through a circuit and light a bulb, what must be present?
#18. What natural processes slowly break down large rocks into smaller pieces over thousands of years?
#19. Plant cells have, animal cells don’t?
#20. How long does it take for the Earth to complete one full rotation on its axis, creating day and night?
#21. In which substance does light travel at its absolute fastest speed of 186,000 miles per second?
#22. What invisible force constantly pulls objects toward the center of the Earth?
#23. What important gas do red blood cells carry from your lungs to all parts of your body?
#24. Powerhouse of the cell?
#25. What type of rock forms when lava from volcanoes cools and hardens on the surface?
#26. Photosynthesis needs?
#27. Which rocky planet is closest to the Sun and has the shortest year of only 88 Earth days?
#28. How many main layers is the Earth made of from surface to center?
#29. Food chain starts with?
#30. Which everyday material will a magnet stick to because it contains iron particles?
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