Which is most true about sound waves? A.)Wavelength relates to energy and Amplitude relates to pitch
B.)Frequency relates to pitch and Amplitude relates to loudness
C.)Wavelength relates to energy and Amplitude relates to loudness
D.)Frequency relates to loudness and Amplitude relates to pitch

The atoms in a sidewalk on a hot summer day are vibrating the atoms in the sidewalk on a freezing day in winter. a. more rapidly than b. more slowly than c. at the same speed as

What object a collides with object b and bounces back its final momentum is?

This is important 1. what happens to the speed of molecules in water vapor when it condenses to form a liquid? (2 points) the molecules slow down. the molecules speed up. the molecules slow down and then speed up. the molecules speed up and then slow down. 2. how might human activities change to compensate for a decrease in water supplies? (2 points) humans might build a factory. humans might build drainage systems. humans might extract more water from the ground. human behavior does not change because of the water cycle. i'll be grateful if anyone can answer these 2 questions !