Range, Belt.
Just got it right on e,,d,,g,,e
Lie them on their back, check breathing, lift legs above head, remove right clothing. if they aren’t breathing start CPR and call 911
Because they are placed in different habitable zones
Because it is acted upon by balanced forces.
Toy cars use a variety of mechanisms to make them go, but they all store up potential energy. Although the elastic material inside is usually steel and not rubber, the principle is the same. By changing the shape of the material (usually a coil of metal) energy is stored and then released as motion.
We know, Frequency = speed / wavelength
f = 341 / 0.8
f = 426.25 Hz
In short, Your Answer would be 426.25 Hz
Hope this helps!