Physics
Which of the following never occurs singly in nature?
Inertia
Momentum
Force
Velocity
Force
According to Newton, force can never occur singly in nature; it is the mutual interaction between two bodies. This formed the basis of Newton’s Third Law of motion which states: โTo every action, there is always an equal and opposite reaction.โ Forces always occur in pairs.
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A. Electric field on current
B. Magnetic field on magnet
C. Electric field on magnet
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A. Rayleigh scattering
B. Mie scattering
C. Back scattering
D. None of the above
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A. Concave lens
B. Convex lens
C. Convex mirror
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Which elements are malleable and good conductors of electricity?
A. Tin and silver
B. Iodine and silver
C. Tin and xenon
D. Iodine and xenon
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A. Reflected
B. Refracted
C. Diffracted
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Mach number is used in connection with the speed of
A. sound
B. aircraft
C. spacecraft
D. ships
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