How long does it take for a radio signal to travel to a spacecraft $1.5 \times 1011$ m away?
A) $1.0 \times 10^{3} \mathrm{~s}$
B) $5.0 \times 10^{2} \mathrm{~s}$
C) $5.0 \mathrm{~s}$
D) $5.0 \times 10^{3} \mathrm{~s}$
E) $50 \mathrm{~s}$

Name: How long does it take for a radio signal to travel to a spacecraft $1.5 \times 1011$ m away? A) $1.0 \times 10^{3} \mathrm{~s}$ B) $5.0 \times 10^{2} \mathrm{~s}$ C) $5.0 \mathrm{~s}$ D) $5.0 \times 10^{3} \mathrm{~s}$ E) $50 \mathrm{~s}$
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The Answer is B

How Long Does It Take for a Radio Signal to Travel