Author Question: Which is the SI unit for temperature? A) Fahrenheit B) Celsius C) Kelvin D) either A or ... (Read 76 times)

jace

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Which is the SI unit for temperature?
 
  A) Fahrenheit
  B) Celsius
  C) Kelvin
  D) either A or C

Question 2

A sample of radium is usually a little warmer than its surroundings because ________.
 
  A) it efficiently absorbs and releases energy from sunlight
  B) its atoms are continually being struck by alpha and beta particles
  C) it is radioactive
  D) it emits alpha and beta particles



jaygar71

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Answer to Question 1

C

Answer to Question 2

B



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jaygar71

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Did you know?

Blood is approximately twice as thick as water because of the cells and other components found in it.

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Hip fractures are the most serious consequences of osteoporosis. The incidence of hip fractures increases with each decade among patients in their 60s to patients in their 90s for both women and men of all populations. Men and women older than 80 years of age show the highest incidence of hip fractures.

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When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).

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There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.

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Nitroglycerin is used to alleviate various heart-related conditions, and it is also the chief component of dynamite (but mixed in a solid clay base to stabilize it).

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