Metric Measurementppt Questions |

**Metric System**

**1.When and by whom was the metric system developed?**

**2. The metric system is based on powers of ________.**

**3. Where is the metric system used?**

**4. The metric system is especially used by what group?**

**5. How is the metric system abbreviated & how did it get this abbreviation?**

**Metric Prefixes **

**6. Regardless of the ________, the metric system uses the __________ prefixes.**

**7. Give 3 of the most common metric prefixes and their value.**

**8. One meter equals how many centimeters? How many millimeters?**

**Length, Mass, and Volume**

**9. Define length.**

**10. What is the SI base unit for length?**

**11. _________ sticks or __________ rulers are used to determine length in the metric system.**

**12. Define mass.**

**13. If two object are the same size, will theyhave the same mass? Explain your answer.**

**14. What is the SI unit for mass?**

**15. What common object has approximately the mass of one gram?**

**16. How could you change the mass of an object?**

**17. A ___________ ___________ __________ is a scale used to measure metric masses.**

**18. Why will a triple beam balance give the same mass for an object no matter what planet it is on?**

**19. Define weight.**

**20. Explain why the weight of an object can change?**

**21. What is the SI unit for measuring weight?**

**22. What is gravity?**

**23. The force of gravity depends on what 2 things?**

**24. The greater the distance, gravity _________ so weight would be ____________.**

**25. The more mass an object has, the pull of gravity is _________ so the object will have ___________ weight.**

**26. How much less gravity does the moon have than the Earth?**

**27. If you had a mass of 36 kilograms on Earth, what would be your mass on the moon?**

**28. If you had a weight of 60 Newtons on Earth, what would be your weight on the moon?**

**29. What planet has 2.5 times more gravity than the Earth?**

**30. Would your mass be the same on Jupiter? your weight?**

**31. Define volume.**

**32. How do you find the volume of a box?**

**33. The units for the volume of a box would be _________ centimeters.**

**34. Find the volume of a cube that is 3 cm on all sides.**

**35. What is the base unit for the volume of a liquid?**

**36. What scientific equipment is used to measure the volume of liquids?**

**37. Liquids make a curved upper surface when poured into graduated cylinders, so you must read the _____________ of the curve known as the ________________.**

**38. In the metric system, 1 cm3 equals __________________ of water having a mass of ________________.**

**Water Displacement and Density**

**39. ____________ ______________ is a method used to tell the volume of irregularly shaped objects.**

**40. If a rock causes the water level in a graduated cylinder to rise from 8.8 to 10 ml, what is the volume of the rock?**

**41. What is the mass of 25 ml of water? (Hint: look back at your answer to question #38.)**

**42. What is the mass of 1 liter of water?**

**43. Define density.**

**44. When finding the density of an object, the ___________ of an object measured in ___________ is divided by its _____________ measured in ______________ or ______________.**

**45. What are the units of measurement for density?**

**46. Sketch the density wheel that can be used to solve density problems.**

**47. If you know the mass and density, how can you determine the volume using the density wheel?**

**48. Find the density if the mass of an object is 24 g and the volume is 8 cm3.**

**49. Find the volume if the density is 3g/cm3 and the mass is 24 grams.**

**50. Find the mass if the density is 2g/cm3 and the volume is 8cm3 .**

**51. What is the density of 1 gram of water?**

**52. What is the volume of .5 kg of water?**

**53. In terms of density, why do some objects float?**

**54. Objects with a density less than __________ will float on top of water.**

**55. A toy boat has a density of 1.5 g/ml. Will the toy boat float?**

**56. What is true about objects that have a density equal to water?**

**57. How do fish and submarines that are denser than water float?**

**58. Why did the Titanic float before it hit the iceberg?**

**59. Why did the Titanic sink after hitting the iceberg?**