Wednesday
April 16, 2014

Homework Help: Cosmology

Posted by qwerty on Wednesday, January 16, 2013 at 12:24am.

In a universe where the scale factor is proportional to t^α, where t is time and α is a constant less than one, the universe has:

* the sign of the acceleration is undetermined

* negative acceleration

* positive acceleration

* zero acceleration

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Cosmology - In an Einstein-de Sitter (matter-dominated) universe, the scale ...
Cosmology - What observations were used by Edwin Hubble to show that the ...
Cosmology - A curvature constant of k=0, as used in the Friedmann equation, ...
Cosmology - The solution of Olbers' Paradox is: - The universe is opaque at ...
Cosmology - The most cosmological measurements show that the universe is ...
Cosmology - The scale factor, R, describes how universal expansion changes with...
Cosmology - How do we explore the large-scale structure of the Universe in the ...
maths - T has points (2,1)(3,-2)(1,-1) E1 has a scale factor of 3 and its Centre...
maths - T has points (2,1)(3,-2)(1,-1) E1 has a scale factor of 3 and its Centre...
math - Troy is building a pool that is proportional to the Olympic-sized pool. ...

Search
Members