Answer:
YESS well it is partly nessary but it depends on the situation
Explanation:
Wavelength = speed / frequency = 340 / 17000 = 0.02 m
The answers is
D. The acid creates cracks in the rocks, which
allow air to circulate through the rock,
causing it to weather
Answer:
Health-related physical fitness is primarily associated with disease prevention and functional health.
Explanation:
This is ur answer actually I just took it from Go ogle
