Using the Best Unit
The following questions ask you to select the temperature and scale that would most likely be used to describe the given situation. Click on the best answer.

• A sunny, spring day
  65 degrees Celsius, 65 degrees Fahrenheit, or 75 degrees Celsius.

• Ice cream
  0 degrees Fahrenheit, 20 degrees Celsius, 20 degrees Fahrenheit.

• The Gulf of Mexico
  22 degrees Fahrenheit, 60 degrees Celsius, 70 degrees Fahrenheit.

Guess My Temp!
Which object most likely represents the given temperature:

• 100 degrees Celsius
  juice that was left out of the refrigerator, inside the human mouth, or an open flame.

• 40 degrees Fahrenheit
  a mild winter day, a running car engine, or a cup of hot chocolate.

Converting Units
Use a table of temperature conversions to answer the following questions.

• What is the average human body temperature in degrees Fahrenheit?
  37 degrees, 98 degrees, or 210 degrees.

• If a cup of water is 21 degrees Celsius, what is it in Fahrenheit?
  -7 degrees, or 70 degrees.

• If the temperature of an oven is preset at 200 degrees Fahrenheit, what is it in Celsius?
  98 degrees, 200 degrees, or 400 degrees.

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