A vibrating string can create longitudinal waves as depicted in the animation below.
The answer is C) vibrations
<span>d. filters out harmful ultraviolet radiation</span>
Answer:
Synthetic detergents can be used for washing purposes even when the water is hard, whereas soaps are not suitable for washing with hard water. This is because of the fact that synthetic detergents can lather with hard water. Hence, Synthetic detergents better than soaps.
Answer:
Nope unless u like the ex it’s super wrong but if u like their friend ur good
Explanation:
Because the proton has a mass of 1 and a neutron has a mass of 1, we know that there is exactly one proton in the nucleus (because of the atomic number) which therefore tells us there are no neutrons as adding one would make the mass more than one.