Evolution of our understanding of matter, motion, electricity, magnetism, light, and the universe from ancient times to the present; applications of physics and chemistry concepts in contexts such as atmospheric phenomena, cosmology, astronomy, vision, medical instrumentation, space technology, drugs, sources of energy, pollution and recycling, fitness and health, and cosmetics.
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Which can be easily affected by an unbalanced force: one cube of ice or one sack of rice?
ReplyDeleteCorrect answer: one cube of ice
Vibrations
DeleteQuestion 1Select one:
a.
Rarely occur in nature only
b.
Can sometimes be sensed
Wave that can propagate even without molecules. CORRECT ANS: electromagnetic wave
ReplyDeleteIt combines special relativity with the equivalence principle.
ReplyDelete