Physics, 20.07.2020 08:01 shardaeheyward4980
The closest star to our solar system is Alpha Centauri, which is 4.12 × 10^16 m away. How long would it take light from Alpha Centauri to reach our solar system if the speed of light is 3.00 × 10^8 m/s? (Provide an answer in both seconds and in years.) (According to the textbook the answer is 4.35 years, i'm just not sure how to get there as I keep getting a different answer)
Answers: 2
Physics, 22.06.2019 09:30
Which of these is not a possible type of energy transformation? a. electrical energy into light energy b. sound energy into nuclear energy c. potential energy into kinetic energy d. kinetic energy into mechanical energy
Answers: 1
Physics, 22.06.2019 10:50
If jerome is swinging on a rope and transferring energy from gravitational potential energy to kinetic energy, is being done.
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The closest star to our solar system is Alpha Centauri, which is 4.12 × 10^16 m away. How long would...
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