Formation of the Universe

Front

The study of the origin, structure, and development of the universe is called...

Back

cosmology

Front

According to the big bang theory, all the contents of the universe was compressed under extreme...

Back

pressure, temperature, and density.

Front

One way scientists calculate the age of the universe is to measure the distance from Earth to various galaxies.

Back

from Earth to various galaxies.

Front

Scientists think that the universe will...

Back

expand forever.

Front

Theory which explains that the universe began as a point and has been expanding ever since.

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Big Bang Theory

Front

The theory that explains the formation of the solar system is called ____.

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Nebular Theory

Front

A cloud of gas and dust from which bodies in space are formed

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nebula

Front

The red-shift in the spectral lines of light, reaching us from other galaxies implies that these galaxies ____________.

Back

Are moving farther apart from one another

Front

Scientists estimate the universe to be approximately

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13.7 billion years old

Front

Which of the following is evidence of the Big Bang Theory? Options: Cavemen heard a loud bang at the beginning of time., The universe isn't moving, The universe is expanding, The universe is getting smaller

Back

The universe is expanding