(Q).
Q: Kyphosis, lordosis, and scoliosis are all diseases involving improper curvature of which bodily structure (which is supposed to be curved in a certain way anyway)? Choices: - lungs - aorta - femur - spine A:
(A).
spine

(Q).
Q: Which orbitals do electrons fill first? Choices: - empty orbitals - charged orbitals - furthest from nucleus - closest to the nucleus A:
(A).
closest to the nucleus

(Q).
Q: What kind of interference is observed when the paths differ by a whole wavelength, and the waves arrive in phase? Choices: - necessary interference - non-interference - spontaneous interference - constructive interference A:
(A).
constructive interference