the speed of light is 3x10^8 meters per secound.The sun is approximately 230,000,000,000 meters from mars .How many secounds doe
s it take for sunlight to reach mars?
1 answer:
You got to use dimensional analysis...
<span>( 230,000,000,000 Meters ) x ( Seconds / 3*10^8 Meters ) = ANSWER </span>
<span>The meters cancel out and you are left with Seconds. divide and that's your answer :)</span>
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