Question

The temperature inside a freezer fell from 12 °C at 6 pm to -12 °C at 2 am. Find the average change in temperature per hour by dividing the overall temperature change by the number of hours.

Answer 1

Answer:

Total Change in Temperature=

= -12°C---->0°C(12°C Change)------> 12°C(12°C Change)

= Therefore, Total Change=24°C

Now, Total Number of Hours= 8 Hours

(6pm------>2am)

Hence, Average Change in Temperature

• = 24°C/8 Hours
• = 3°C Per Hour
• The average change in temperature per hour= 3°C per Hour

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