Author Question: What is the first color of light that can be seen when a piece of metal is being heated? What ... (Read 124 times)

vicky

  • Hero Member
  • *****
  • Posts: 586
What is the first color of light that can be seen when a piece of metal is being heated?
 
  What will be an ideal response?

Question 2

What units of measurement are used in the United States to rate the cooling capacity of conditioning equipment?
 
  What will be an ideal response?



xiaomengxian

  • Sr. Member
  • ****
  • Posts: 311
Answer to Question 1

Red

Answer to Question 2

BTUs per hour and Tons



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

Thyroid conditions may make getting pregnant impossible.

Did you know?

Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.

Did you know?

People often find it difficult to accept the idea that bacteria can be beneficial and improve health. Lactic acid bacteria are good, and when eaten, these bacteria improve health and increase longevity. These bacteria included in foods such as yogurt.

Did you know?

Medication errors are three times higher among children and infants than with adults.

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.

For a complete list of videos, visit our video library