What objects were formed first, second, etc. after the big bang?

The frequencies refer to the sample data collected from a population of interest when performing a hypothesis test comparing two or more population proportions.

How is zig zagging a form of acceleration?

Aphoton is absorbed by an electron that is in the n = 3 state of a hydrogen atom, causing the hydrogen atom to become ionized. very far away from the nucleus, the released electron has a velocity of 750,000 m/s. what was the wavelength of the absorbed photon?