Answer:
¨Facts you didn´t know¨ or ¨unknown facts¨
Explanation:
If the soloist produces "x" decibels and the 10-person choir produces "y" decibels, combined they will produce "x+y" decibels.
The second choir has 90 additional singers, we base our description on the first choir. If a 10-person choir produces "x+y" decibels, then the 90 person choir produces 10 (x+y) decibels.
Answer:
I) 420000J
ii)
Explanation:
(I) so you can use the formula for quantity of heat then substitute the values given
formula-Q=mc∆9
Oceanographer? I think that is what it is.
The heat is transferred to one material to another, however insulators minimize that transfer, keeping it in the area, warming it.
