What Breaks the Light-Speed Barrier?

Answer No physical object, which has any mass, can travel faster than the speed of light. According to Einstein's theory of relativity, the speed of light in a vacuum, abbreviated as "c" and equal to abou... Read More »

Top Q&A For: What Breaks the Light-Speed Barrier

What Precautions Should You Take When a Compact Fluorescent Light Breaks?

Compact fluorescent light bulbs are a great energy saver. According to Energy Star, they use about 75 percent less energy than conventional light bulbs. When a CFL breaks, however, specific precaut... Read More »

As the speed of light and sound is different then how do the speed of light and sound are synchronized in T.V.?

up to the time the signal from the station reaches your TV both the picture and sound are transmitted in the same format, so they arrive at the same time. The TV then divides the signal and sends t... Read More »

When would you use a moisture barrier or not use moisture barrier laying concrete slab?

It may not matter too much in a small shed but the plastic (usually 6 mil) will keep the moisture from migrating from the soil up through the concrete and into the building.

If a house has plastic vapor barrier on the inside walls and a foil barrier on the exterior of the house should you remove the existing old outer foil when residing?

Answer Unless your home is heated by electric baseboard you may take it down if you wish. However the foil has reflective heat values, which means it reflects out the heat from the sun in the summe... Read More »