You are moving past the Earth at 0.990c and notice your heart beating 88 beats per minute
(a) If a doctor on Earth measures your heart rate as you zip past, what will the measured rate be?
(b) If you had been moving 99.99% the speed of light, what rate would you have observed your heart beats?
(a) 12 beats/min (b) 88 beats/min
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What will be an ideal response?
Element A, mass 9.00 g, reacts exactly with 5.00 g of element B to form 14.00 g of compound AB. If 36.00 g of element A is reacted with 41.00 g of element B to form the same compound, what mass of compound AB will be formed?
a. 9.00 g b. 56.00 g c. 9.00 g d. 30.00 g
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What will be an ideal response?
We have already launched at least four spacecraft that are bound for interstellar space
Indicate whether the statement is true or false