4th grade unit c ch. 11 lesson 2 how is matter measured
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4th grade unit c ch. 11 lesson 2 how is matter measured

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4th grade unit c ch. 11 lesson 2 how is matter measured 4th grade unit c ch. 11 lesson 2 how is matter measured Presentation Transcript

  • Lesson 2How is mattermeasured?
  • Activity-Wider or TallerArmspan____________ your tool____________ partner’s tool___________ in cm, using a rulerHeight ____________ your tool____________ partner’s tool____________ in cm, using a rulerWhy would these tools not be considered standard units?Was your arm span greater, less, or the same as yourheight?
  • massMeasure of the amount ofmatter in an objectMeasured with balancescale
  • A balance scale measures mass.
  • volumeAmount of space that matter takes upMeasured by: Length X Width X Heightor with graduated cylinder
  • densityAmount of mass in a certainvolume of matterMass/volumeDetermines whether objectfloats or sinks in waterWhy Objects Float Activity
  • metric system- based on 10’sMeasured inmass grams (g)volume Solids- cubic centimeter(cm3)Liquids- milliliters (mL)density grams/cubic cm or mL(g/cm3) or (g/mL)
  • Measuring toolsMeasurement Toollength metric ruler- meterstickmass balancetemperature thermometervolume graduated cylindermeterstick graduated
  • Find the volume of thefollowing objects using agraduated cylinder or ruler:Object Graduatedcylinder orrulerVolume(mL or cm3)Wood block10 marbles10 pennies10 paper clips
  • following objects using abalance scale:Object Mass (g)(Balance scale)VolumeYour penToy caranimalCow magnetMagnetic ballToy car