![subject](/tpl/images/cats/fizika.png)
Physics, 24.03.2020 19:58 glorygurllnene
A star is estimated to be 4.8 x 10^15 kilometers away from the earth. When we see this star in the night sky, how old is this image? Let the speed of light c= 3.00 x 10^8 m/s.
A. 88 years
B. 500 years
C. 7800 years
D. 16 months
![ansver](/tpl/images/cats/User.png)
Answers: 2
Another question on Physics
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 04:00
Ametal ball with a mass of 0.028 kg is dropped from rest at a height of 1.0 meters above the ground. assuming the energy in the ball is conserved, how much kinetic energy will the ball have when it is 0.5 meters above the ground?
Answers: 1
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 08:30
Brutus, the dog, is pulling a bone to the left with a force of 20 n. lassie, another dog, is pulling a bone to the right with a force of 18n. what is the net force? a. b. c.
Answers: 1
You know the right answer?
A star is estimated to be 4.8 x 10^15 kilometers away from the earth. When we see this star in the n...
Questions
![question](/tpl/images/cats/istoriya.png)
History, 08.11.2019 05:31
![question](/tpl/images/cats/mat.png)
Mathematics, 08.11.2019 05:31
![question](/tpl/images/cats/mat.png)
Mathematics, 08.11.2019 05:31
![question](/tpl/images/cats/mat.png)
Mathematics, 08.11.2019 05:31
![question](/tpl/images/cats/mkx.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 08.11.2019 05:31
![question](/tpl/images/cats/istoriya.png)
History, 08.11.2019 05:31
![question](/tpl/images/cats/mat.png)
Mathematics, 08.11.2019 05:31
![question](/tpl/images/cats/fizika.png)
Physics, 08.11.2019 05:31
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 08.11.2019 05:31
![question](/tpl/images/cats/fizika.png)
Physics, 08.11.2019 05:31
![question](/tpl/images/cats/istoriya.png)
History, 08.11.2019 05:31
![question](/tpl/images/cats/es.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/en.png)
English, 08.11.2019 05:31
![question](/tpl/images/cats/mat.png)
Mathematics, 08.11.2019 05:31
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/ap.png)
Advanced Placement (AP), 08.11.2019 05:31