When a Massive Star Collapses into a Type II Supernova,elements

question 119

Multiple Choice

When a massive star collapses into a Type II supernova,elements heavier than iron are created.But the amounts of these elements that survive such the collapse are not sufficient to account for the amounts we see in the universe.Where are/were a great many of them probably produced?

• A) Type Ia supernovae
• B) the original Big Bang at the origin of the universe
• C) collisions of neutron stars
• D) nucleosynthesis in the cores of smaller but more numerous stars, like the Sun

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Definitions:

Kanban

The Japanese word for card, which has come to mean “signal”; a kanban system moves parts through production via a “pull” from a signal.

Safety Stock

Additional inventory maintained to mitigate the risk of stockouts due to uncertainties in demand or supply chain disruptions.

Lead Time

The amount of time that passes from the start of a process until its completion, often used in manufacturing and project planning.

Level Schedules

Production planning method that maintains a consistent output rate or workforce level, avoiding fluctuations in response to changing demand.