Which is heavier the land mass or the sea?
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is a burning candle a undergoing a physicalchange
If blue light is combined with green light, what color of light is produced?
What is the dramatic increase in amplitude called when the frequency of forced vibrations on a body matches the bodys natural vibration frequency?
Explain what is the opaque?
Describe the Thermos Flask?
Explain the Archimedes’s Principle ?
what is big ban theory???????????????????????????????
i measured a 3-ph capacitor with a multimeter which is not connected to supply... but i could get the phase to phase voltage... how tis is possible..????
Explain what is a crest?
What is Potential Energy ?
Explain the index of refraction of air?
Explain the refraction of light ?