There is no sound in the vacuum of space. why?
sound must travel through something that...
![subject](/tpl/images/cats/istoriya.png)
History, 10.01.2020 06:31 jaydahh4059
There is no sound in the vacuum of space. why?
sound must travel through something that vibrates.
there is no energy in space.
there is no air to vibrate a human eardrum.
remeber you can pick more then one
![ansver](/tpl/images/cats/User.png)
Answers: 3
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on History
![question](/tpl/images/cats/istoriya.png)
History, 21.06.2019 21:30
Which two sets of political ideas speed as a result of the worldwide depression of the 1930s
Answers: 1
![question](/tpl/images/cats/istoriya.png)
History, 22.06.2019 01:30
Read these lines from "o captain! my captain! ". o the bleeding drops of red, where on the deck my captain lies, fallen cold and dead. how does whitman use the extended metaphor to refer to lincoln’s death? a. whitman compares lincoln’s death to what the death for all the soldiers was like. b. whitman compares lincoln’s death to the loss of one of the army generals. c.whitman compares lincoln’s death to the loss of losing a family member in the war. d. whitman compares lincoln’s tragic death to a captain lying dead on the deck of his ship.
Answers: 1
![question](/tpl/images/cats/istoriya.png)
History, 22.06.2019 02:30
In ohio in 1872, the cleveland massacre was a)a violent labor dispute at standard oil refineries in cleveland. b)a takeover by standard oil of the refineries in cleveland. c)an attempt to stop standard oil from becoming a monopoly. d)a failed attempt by standard oil to take over other refineries.
Answers: 1
![question](/tpl/images/cats/istoriya.png)
History, 22.06.2019 02:40
What is the term for a short statement about history that has not been yet been proved
Answers: 2
You know the right answer?
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 22.12.2019 06:31
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/fizika.png)
Physics, 22.12.2019 06:31
![question](/tpl/images/cats/mat.png)
Mathematics, 22.12.2019 06:31
![question](/tpl/images/cats/en.png)
English, 22.12.2019 06:31
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 22.12.2019 06:31
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 22.12.2019 06:31
![question](/tpl/images/cats/mat.png)
Mathematics, 22.12.2019 06:31
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 22.12.2019 06:31
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/en.png)
English, 22.12.2019 06:31
![question](/tpl/images/cats/mat.png)
Mathematics, 22.12.2019 06:31
![question](/tpl/images/cats/mat.png)
Mathematics, 22.12.2019 06:31