Answers by Sergey Grechin

Answers by Sergey Grechin

Read this excerpt from "Why Are They Called Black Holes?" Astronomers can observe these effects. For example, when a black hole passes through a cloud of dust, it pulls the dust inside it like a big gravity-powered

answered Apr 23, 2021

6 votes

228k views

This battle was one of the bloodiest battles in history and where the Soviets trapped German forces causing Hitler and many of his followers to commit suicide. A Battle of Berlin B Battle of Britain

answered Dec 30, 2020

5 votes

39.1k views

What two lenses is bipolar. a)science: physics, psychology, astronomy, physiology,geology b)history: biographies, new paper, documentaries,books c) language arts: poetry,drama,books magazines

answered Oct 13, 2020

2 votes

36.4k views

.It's got so I don't even know for sure Whether I am glad, sorry, or anything, There's nothing but a voice-like left inside That seems to tell me howl ought to feel, And would feel if I wasn't all gone

answered Sep 20, 2020

3 votes

164k views

The mass of a hypothetical planet is 1/100 that of Earth and its radius is 1/4 that of Earth. If a person weighs 600 N on Earth, what would he weigh on this planet ?

answered Apr 5, 2020

3 votes

67.4k views

Converse is a Of a conversation

answered Jan 12, 2020

3 votes

95.8k views

This question has several parts that must be completed sequentially. If you skip a part of the question, you will not receive any points for the skipped part, and you will not be able to come back to the

answered Jan 7, 2020

3 votes

92.8k views

Which seceded state was the last to rejoin the United States after the end of the Civil War? A) Texas B) Mississippi C) Georgia D) Alabama

answered Aug 31, 2019

1 vote

6.0k views

Mona is a 20-year-old student. mona is training to be a professional gymnast. she often restricts her diet to salads and fruit juices and trains 8 hours a day because she feels she needs to control her

answered Jul 20, 2019

6 votes

221k views

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