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Science First Carbon Discs - Pack of 12

Item #: 1017044
$3.79 $2.84
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In Stock - Typically Ships Within 2-3 Days
Science First Black/Red Carbon Paper Disc with 1-3/4 dia is specially designed for rod mounted spark timer and sold as 12 per pack.
  • Sold as a Pack of 12
  • Carbon discs for rod mounted spark timer
  • A spark timer produces a physical record of a motion by making a mark on tape at set intervals
  • Students measure the distance between the marks and graph the motion
  • These carbon discs are an ideal supply for use in any science curriculum or laboratory setting