Physics, 22.04.2020 07:22, Duckkkkkkkk
A star is estimated to be 4.8 km away from the earth. When we see this star in the night sky how old is the image. Let the speed of light c=3.00 x10^8 m/s.
A. 88 years
B. 500 years
C. 7800 years
D. 16 months
Answers: 3
Physics, 22.06.2019 02:00, arinegrete2003
What is created when solids, liquids, an gases mix with one another
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Physics, 22.06.2019 05:00, shimmerandshine1
At time t=0, a particle is located at the point (3,6,9). it travels in a straight line to the point (5,2,7), has speed 8 at (3,6,9) and constant acceleration 2i−4j−2k. find an equation for the position vector of the particle.
Answers: 2
Physics, 22.06.2019 07:50, babbybronx
Imagine you are standing in the antarctic during the southern hemisphere summer. the sky is clear and blue. there are no clouds in the sky. your shadow is cast on the icy ground. what is the color of the shadow?
Answers: 1
A star is estimated to be 4.8 km away from the earth. When we see this star in the night sky how old...
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