In Our Best Current Theory, the First Quasars Formed About

question 70

Multiple Choice

In our best current theory, the first quasars formed about:

• A)14.5 billion years ago.
• B)13 billion years ago.
• C)12 billion years ago.
• D)11 billion years ago.
• E)9 billion years ago.

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Definitions:

Nourishment

The provision of the necessary food and nutrients to support life, growth, and health in an organism.

Embryo

An early stage of development in multicellular organisms, in humans referring to the phase from fertilization until the end of the eighth week.

Reproductive Parts

Organs or structures in organisms that are involved in producing offspring.

Angiosperm

A group of plants that have flowers and produce seeds enclosed within a carpel; the largest group of plants on Earth.