Are my answers right?

Question

the_fizicx99 · Answer

Which of these properties of a star best determines whether it would end up as a white dwarf, neutron star, or black hole?

 mass  **

 density

 brightness

 temperature

the_fizicx99 · Answer

The star named Polaris has a declination of approximately +90°. In what direction is Polaris located from the celestial equator?

 east

 west

 north **

 south

unklerhaukus · Answer

your answers are right

the_fizicx99 · Answer

Can you check a few more?

unklerhaukus · Answer

yeah

the_fizicx99 · Answer

Which of these models would best represent the Big Bang Theory?

 burst an inflated balloon with a pin **

 blow a balloon with spots marked on it

 press a piece of raisin bread in the palm

 keep a raisin bread in the open for a week

the_fizicx99 · Answer

attachment

unklerhaukus · Answer

i hope my universes doesn't burst like a balloon,

the_fizicx99 · Answer

What do you mean lol

the_fizicx99 · Answer

It's wrong?

unklerhaukus · Answer

yeah there is no pin

anonymous · Answer

Its definitely wrong.

the_fizicx99 · Answer

Oh? The big bang theory is a explosion, so I thought that by using a pin to pop it, it would demonstrate it

anonymous · Answer

I believe a more appropriate answer would show what would happen to the universe I had a experiment for it

the_fizicx99 · Answer

Ok,

anonymous · Answer

I believe it would be B, I think that's what they want, what would happe to the things inside

the_fizicx99 · Answer

B would be the expansion of the universe.

anonymous · Answer

thats what the big bang theory is....

anonymous · Answer

On the most recent question you just put in I am also stuck on.

the_fizicx99 · Answer

Well the Big Bang did not expand through anything. That's because there was no space to expand through at the beginning of time. Physicists believe the Big Bang created and stretched space itself, expanding the universe. So I guess I could be B.

the_fizicx99 · Answer

it*

the_fizicx99 · Answer

Ok, fine skip it

the_fizicx99 · Answer

And my last one :D

Its not D.

anonymous · Answer

The one before the one you just typed is good.

anonymous · Answer

as well as the one you just typed.

the_fizicx99 · Answer

ok thank you!

anonymous · Answer

Your welcome

the_fizicx99 · Answer

I'm stuck on this one, do you think you can help me?

anonymous · Answer

big bang was the start, including a so-called "inflationary" period
sounds like balloon being blown up.

the_fizicx99 · Answer

So it was A @douglaswinslowcooper

anonymous · Answer

No. Blow up a balloon suddenly, B.

the_fizicx99 · Answer

ohh, kk ty