Answer:
because these materials absorb the sound and do not allow them from going out of as, some times the sound can be a trouble to the people.
Explanation: Hope this helps!
The letter “j” is never found on the periodic table. As for numbers, there’s an infinite amount
A. lunar phases result from the changing lunar mass. Let me know if this helped.
Answer:
ρ = Mass / Volume definition of density
ρ = 5 g / 1cm^3 = 5 g / cm^3
Since the other object is made of the same metal its density is the same:
ρ = 5 g/cm^3
