Big Bang Theory (Radiation and Matter Eras)

Big Bang Theory (Radiation and Matter Eras)

Assessment

Flashcard

Science

9th - 12th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the Big Bang Theory?

Back

The Big Bang Theory is the leading explanation for the formation of the universe, suggesting it began from a singular point and has been expanding ever since.

2.

FLASHCARD QUESTION

Front

What force caused the formation of galaxies and planets?

Back

Gravitational force caused all the gas and dust particles to come together to form galaxies, planets, and other celestial bodies.

3.

FLASHCARD QUESTION

Front

What is the significance of the Radiation Era in the Big Bang Theory?

Back

The Radiation Era is the period shortly after the Big Bang when the universe was dominated by radiation and energy, leading to the formation of fundamental particles.

4.

FLASHCARD QUESTION

Front

What is the Matter Era?

Back

The Matter Era is the period in the universe's history when matter became the dominant form of energy, leading to the formation of stars and galaxies.

5.

FLASHCARD QUESTION

Front

What does it mean that the universe is expanding?

Back

The universe is expanding means that galaxies are moving away from each other, indicating that the universe is growing larger over time.

6.

FLASHCARD QUESTION

Front

What is cosmic microwave background radiation?

Back

Cosmic microwave background radiation is the afterglow of the Big Bang, a faint radiation that fills the universe and provides evidence for the Big Bang Theory.

7.

FLASHCARD QUESTION

Front

What is the difference between the Radiation Era and the Matter Era?

Back

The Radiation Era is characterized by the dominance of radiation and energy, while the Matter Era is characterized by the dominance of matter.

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