Recent content by Odette

  1. O

    B Will Big Stars Turn Into Red Supergiants or Red Giants?

    Hey. Medium sized stars will turn into red giants. What about big sized stars? As far as I know they will turn into red SUPERgiants. But, will they pass through a red giant phase before it happens? In conclusion, will a big star turn firstly into a red giant and secondly into a red supergiant...
  2. O

    What's the use of unit vectors?

    Homework Statement: Hallo. Can somebody explain to me what's the importance-use of unit vector in the below (second) equation? Why isn't the first equation just enough to describe r? What's the reason for unit vector to even exist? Homework Equations: in the photos
  3. O

    B What's the derivative of sin^3(x+1) ^2?

    Thank you!
  4. O

    B What's the derivative of sin^3(x+1) ^2?

  5. O

    B What's the derivative of sin^3(x+1) ^2?

    Can someone explain it to me step by step?
  6. O

    B From where is the universe expanding?

    At all? Or not stable because of the constant expansion of it?
  7. O

    B From where is the universe expanding?

    Is it expanding from the edges? Or from the center?
    • Odette
    • Thread
    • Expanding Universe Universe expanding
    • Replies: 5
    • Forum: Cosmology
  8. O

    B Can We Really Stop Gravity by Altering Spacetime?

    Ok sorry I'm new I didn't know
  9. O

    B Can We Really Stop Gravity by Altering Spacetime?

    I know this is probably going to sound stupid but I'm really curious for the opinion of someone who has knowledge. Well spacetime is like a stretched bed linen. Putting on an object with a big mass, will cause its curvature. Now imagine having a piece of fabric holding it stretced from both...