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Author Question: Red giants A) are mature stars that are fusing hydrogen into helium in their cores B) are dead ... (Read 172 times)

Caiter2013

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on: Jul 27, 2018
Red giants
 
  A) are mature stars that are fusing hydrogen into helium in their cores
  B) are dead stars
  C) have exhausted their nuclear fuel and are in the process of dying
  D) are in the process of forming

Question 2

My hair dryer is rated at 1500. watts and my television only uses 100. watts, so why do I pay more for electricity for my TV than for my hair dryer in a year?
 
  What will be an ideal response?


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tkempin

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Reply #1 on: Jul 27, 2018
Answer to Question 1

C

Answer to Question 2

One pays for energy, not power. I use my TV so much longer that its energy usage (power X time) is more than the hair dryer.


Caiter2013

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Reply 2 on: Jul 27, 2018
Excellent

amynguyen1221

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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Did you know?

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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Critical care patients are twice as likely to receive the wrong medication. Of these errors, 20% are life-threatening, and 42% require additional life-sustaining treatments.

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Never take aspirin without food because it is likely to irritate your stomach. Never give aspirin to children under age 12. Overdoses of aspirin have the potential to cause deafness.

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Limit intake of red meat and dairy products made with whole milk. Choose skim milk, low-fat or fat-free dairy products. Limit fried food. Use healthy oils when cooking.

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The familiar sounds of your heart are made by the heart's valves as they open and close.

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