Space Unit (Marking Period 1) Review

Front

What happens to a Nitrogen atom during Gamma Decay?

Back

A Nitrogen atom emits photons.

Front

What does Hubble's Law state about galaxies?

Back

Galaxies are moving away from us, and the farther the galaxy, the faster it's moving.

Front

What is the unit for measuring velocity in astronomical graphs?

Back

Mpc (megaparsecs)

Front

What is the term for the initial stage of a star's formation?

Back

Nebula - a cloud of dust and gas (H and He).

Front

What elements can be created during the main sequence of a star's life?

Back

Elements up to Iron (26 protons) can be created.

Front

What is a Nebula?

Back

A Nebula is a large cloud of gas and dust in space, often the birthplace of stars.

Front

What is the significance of Iron in stellar nucleosynthesis?

Back

Iron is the heaviest element that can be formed during the main sequence of a star.

Front

What is the process of a star forming from a Nebula called?

Back

The process is called stellar formation, leading to the creation of a protostar.

Front

What is a Protostar?

Back

A Protostar is an early stage in the formation of a star, where the gas and dust begin to collapse under gravity.

Front

What is the relationship between distance and velocity in Hubble's Law?

Back

The farther away a galaxy is, the faster it is moving away from us.