- What is the process of manufacturing of (plastic foam) ?

Discover Questions

A sound-insulating door reduces the sound level by 24 dB
- What fraction of the sound intensity passes through this door?
pl? If f (x)=ax^(2)+bx+c And f (x-1)+f (x)+f (x+1)=x^(2)+1 find f (2)?
I am new to function and I don't know how to solve such questions? Distance in kilometers. Light travels in one year at the rate of 186,000m/s. To the nearest star if from earth its 4.3 light years away? If a blimp contains 536kg of helium, how many helium atoms are present inside the blimp? Is the earth flat or round? Jw wondering what people are thinking nowadays.?