Multiple choice general knowledge science & technology

Under normal conditions, at which temperature (in Celsius) does water freeze

  1. -72

  2. 100

  3. 0

  4. -100
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Under normal atmospheric pressure (1 atm), pure water freezes at 0 degrees Celsius (32 degrees Fahrenheit). This is the standard freezing point used in most scientific and everyday contexts. -72°C and -100°C are extremely cold, while 100°C is actually the boiling point of water.

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