diff --git a/src/intl/en/learn-quizzes.json b/src/intl/en/learn-quizzes.json
index abbbb02fb9d..9d9cce53442 100644
--- a/src/intl/en/learn-quizzes.json
+++ b/src/intl/en/learn-quizzes.json
@@ -64,13 +64,13 @@
   "what-is-ethereum-4-d-label": "More than ten times",
   "what-is-ethereum-5-prompt": "Ethereum consumes more electricity than:",
   "what-is-ethereum-5-a-label": "Gold mining",
-  "what-is-ethereum-5-a-explanation": "Gold mining uses ~131 Terawatt hours per year. Ethereum uses about 0.0026 Terawatt hours per year.",
+  "what-is-ethereum-5-a-explanation": "Gold mining uses ~131 terawatt hours per year. Ethereum uses about 0.0026 terawatt hours per year.",
   "what-is-ethereum-5-b-label": "Netflix",
-  "what-is-ethereum-5-b-explanation": "Netflix uses ~0.451 Terawatt hours per year. Ethereum uses about 0.0026 Terawatt hours per year.",
+  "what-is-ethereum-5-b-explanation": "Netflix uses ~0.451 terawatt hours per year. Ethereum uses about 0.0026 terawatt hours per year.",
   "what-is-ethereum-5-c-label": "PayPal",
-  "what-is-ethereum-5-c-explanation": "PayPal uses ~0.26 Terawatt hours per year. Ethereum uses about 0.0026 Terawatt hours per year.",
+  "what-is-ethereum-5-c-explanation": "PayPal uses ~0.26 terawatt hours per year. Ethereum uses about 0.0026 terawatt hours per year.",
   "what-is-ethereum-5-d-label": "None of the above",
-  "what-is-ethereum-5-d-explanation": "Ethereum uses about 0.0026 Terawatt hours per year. Less than Gold mining (~131 TWh/yr), Netflix (~0.451 TWh/yr), and Paypal (~0.26 TWh/yr).",
+  "what-is-ethereum-5-d-explanation": "Ethereum uses about 0.0026 terawatt hours per year. Less than gold mining (~131 TWh/yr), Netflix (~0.451 TWh/yr), and Paypal (~0.26 TWh/yr).",
   "what-is-ether-1-prompt": "Ether is also known as:",
   "what-is-ether-1-a-label": "ETC",
   "what-is-ether-1-a-explanation": "ETC is the ticker for Ethereum Classic.",