diff --git a/notebooks/Module 08 - Raindrop Size Distributions/.ipynb_checkpoints/Module 8 - Raindrop Size Distributions-checkpoint.ipynb b/notebooks/Module 08 - Raindrop Size Distributions/.ipynb_checkpoints/Module 8 - Raindrop Size Distributions-checkpoint.ipynb
index 4ea9ebe..96a9cd3 100644
--- a/notebooks/Module 08 - Raindrop Size Distributions/.ipynb_checkpoints/Module 8 - Raindrop Size Distributions-checkpoint.ipynb	
+++ b/notebooks/Module 08 - Raindrop Size Distributions/.ipynb_checkpoints/Module 8 - Raindrop Size Distributions-checkpoint.ipynb	
@@ -31,7 +31,7 @@
     "\n",
     "<b> Figure 1.</b> Rainy day in Boston. Artist Childe Hassam. License: Public Domain via Wikimedia Commons.  \n",
     "\n",
-    "Rainfall amounts are measured using rain gauges. The rainfall rate is given as amount of precipitation per unit time and expressed in units of mm hr<sup>-1</sup>. One mm of measured precipitation is equivalent to 1 L (water) m<sup>-2</sup>. The simplest rain gauges are non-recording and collect water in funnel. Recording rain gauges automatically record the amount of precipitation collected as a function of time. Recording rain guages use differnt operating principles, including the tipping-bucket, weighing of water, measuring capacitance, and measuring rainfall through optical sensors. \n",
+    "Rainfall amounts are measured using rain gauges. The rainfall rate is given as amount of precipitation per unit time and expressed in units of mm hr<sup>-1</sup>. One mm of measured precipitation is equivalent to 1 L (water) m<sup>-2</sup>. The simplest rain gauges are non-recording and collect water in funnel. Recording rain gauges automatically record the amount of precipitation collected as a function of time. Recording rain guages use differnt operating principles, including the tipping bucket, weighing of water, measuring rainfall through optical sensors, and measuring electrical heating required to evaporate drops landing on a constant-temperature surface.\n",
     "\n",
     "<table> <tr>\n",
     "  <td> <img src=\"figures/Rain_recorded_in_a_rain_gauge.jpg\" alt=\"Drawing\" style=\"width: 400px;\"/> </td>\n",
@@ -424,7 +424,7 @@
    "lastKernelId": null
   },
   "kernelspec": {
-   "display_name": "Julia 1.4.0",
+   "display_name": "Julia 1.4.2",
    "language": "julia",
    "name": "julia-1.4"
   },
@@ -432,7 +432,7 @@
    "file_extension": ".jl",
    "mimetype": "application/julia",
    "name": "julia",
-   "version": "1.4.0"
+   "version": "1.4.2"
   }
  },
  "nbformat": 4,
diff --git a/notebooks/Module 08 - Raindrop Size Distributions/Module 8 - Raindrop Size Distributions.ipynb b/notebooks/Module 08 - Raindrop Size Distributions/Module 8 - Raindrop Size Distributions.ipynb
index 4ea9ebe..96a9cd3 100644
--- a/notebooks/Module 08 - Raindrop Size Distributions/Module 8 - Raindrop Size Distributions.ipynb	
+++ b/notebooks/Module 08 - Raindrop Size Distributions/Module 8 - Raindrop Size Distributions.ipynb	
@@ -31,7 +31,7 @@
     "\n",
     "<b> Figure 1.</b> Rainy day in Boston. Artist Childe Hassam. License: Public Domain via Wikimedia Commons.  \n",
     "\n",
-    "Rainfall amounts are measured using rain gauges. The rainfall rate is given as amount of precipitation per unit time and expressed in units of mm hr<sup>-1</sup>. One mm of measured precipitation is equivalent to 1 L (water) m<sup>-2</sup>. The simplest rain gauges are non-recording and collect water in funnel. Recording rain gauges automatically record the amount of precipitation collected as a function of time. Recording rain guages use differnt operating principles, including the tipping-bucket, weighing of water, measuring capacitance, and measuring rainfall through optical sensors. \n",
+    "Rainfall amounts are measured using rain gauges. The rainfall rate is given as amount of precipitation per unit time and expressed in units of mm hr<sup>-1</sup>. One mm of measured precipitation is equivalent to 1 L (water) m<sup>-2</sup>. The simplest rain gauges are non-recording and collect water in funnel. Recording rain gauges automatically record the amount of precipitation collected as a function of time. Recording rain guages use differnt operating principles, including the tipping bucket, weighing of water, measuring rainfall through optical sensors, and measuring electrical heating required to evaporate drops landing on a constant-temperature surface.\n",
     "\n",
     "<table> <tr>\n",
     "  <td> <img src=\"figures/Rain_recorded_in_a_rain_gauge.jpg\" alt=\"Drawing\" style=\"width: 400px;\"/> </td>\n",
@@ -424,7 +424,7 @@
    "lastKernelId": null
   },
   "kernelspec": {
-   "display_name": "Julia 1.4.0",
+   "display_name": "Julia 1.4.2",
    "language": "julia",
    "name": "julia-1.4"
   },
@@ -432,7 +432,7 @@
    "file_extension": ".jl",
    "mimetype": "application/julia",
    "name": "julia",
-   "version": "1.4.0"
+   "version": "1.4.2"
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  },
  "nbformat": 4,