Lesson Plan: The Hubble Time
This lesson plan includes the objectives, prerequisites, and exclusions of the lesson teaching students how to calculate the 𝑧-factor of distant galaxies and how to estimate the age of the universe from the Hubble constant.
Objectives
Students will be able to
- use in all permutations,
- use in all permutations,
- use in all permutations,
- use in all permutations,
- converting between km⋅s−1 Mpc−1 and s−1.
Prerequisites
Students should already be familiar with
- redshift,
- electromagnetic spectra,
- parsecs.
Exclusions
Students will not cover
- the evolution of the universe,
- the very early universe,
- inflation,
- dark matter and dark energy,
- the cosmological constant,
- measuring distances to other galaxies,
- the changing rate of expansion of the universe.
