What happens when a particle of matter meets its corresponding antiparticle of antimatter?
A) The combined mass of the two particles is completely transformed into energy (photons).
B) They can form a complete atom.
C) They fuse to make a heavier particle.
D) The question makes no sense, because antimatter does not really exist.
A) The combined mass of the two particles is completely transformed into energy (photons).
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A. 100 W B. 120 W C. 144 W D. 160 W E. 45.8 W
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What will be an ideal response?
The angular speed of the hour hand of a clock, in rad/min, is
A.
.B.
.C.
.D.
E.
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