The answer is c. the degree of wetness of the paper towels.
Wavelength is defined as distance between two troughs or two crests !!
so in this wavelength is 4 metres !!
The problem of the "sound barrier" has to do with moving through
air, and the things the air does when you try to push it out of the
way faster than the speed of sound. Moving through air faster
than sound was an engineering and technological problem, not
a scientific one.
Concerning light, that's about 874 thousand times faster.
See the problem ?
Answer:Because if the shape gets changed it will move faster without to much weight
Explanation:
30km. 24 the first two hours and 6 the half hour