Exam-style question
Try this first
CMB evidence: Choose the evidence supporting a hot dense early universe. This tests State and apply Hubble's law. in Hubble's law.
- A.CMB evidence answer: Microwave background radiation is a cooled remnant of early-universe radiation.
- B.CMB evidence distractor: Microwave background is telescope diffraction.
- C.CMB evidence misconception: Microwave background is stellar parallax.
- D.CMB evidence off-scope: Microwave background is a Cepheid light curve.
Model answer
What a good answer should say
- The correct option is CMB evidence answer: Microwave background radiation is a cooled remnant of early-universe radiation.
Explanation
Why this works
It is correct because it applies Hubble's law evidence to State and apply Hubble's law.. The other options are incorrect because they swap in a different astrophysics measurement, telescope property or cosmology idea.
Common mistake
No common mistake is linked to this question yet.