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Match it! Select the correct answer from the pull down...Good luck!
90 percent of the mass of the universe is made of________.
Earth and the Sun
The Sun and Alpha Centauri
A police car\\\'s siren sounds louder when it is approaching you than after it is passing you.
Red shifted objects like distant galaxies moving away from us show the universe is expanding
Big Bang Theory
dark matter
moving away from
Dark Energy
Which of these 2 objects is one AU apart?
Earth and the Sun
The Sun and Alpha Centauri
A police car\\\'s siren sounds louder when it is approaching you than after it is passing you.
Red shifted objects like distant galaxies moving away from us show the universe is expanding
Big Bang Theory
dark matter
moving away from
Dark Energy
Which of these 2 objects\' distances would be best measured with light years?
Earth and the Sun
The Sun and Alpha Centauri
A police car\\\'s siren sounds louder when it is approaching you than after it is passing you.
Red shifted objects like distant galaxies moving away from us show the universe is expanding
Big Bang Theory
dark matter
moving away from
Dark Energy
The _____ states that between 15 and 20 billion years ago, the universe began expanding from a single point?
Earth and the Sun
The Sun and Alpha Centauri
A police car\\\'s siren sounds louder when it is approaching you than after it is passing you.
Red shifted objects like distant galaxies moving away from us show the universe is expanding
Big Bang Theory
dark matter
moving away from
Dark Energy
How do scientists know the universe is expanding?
Earth and the Sun
The Sun and Alpha Centauri
A police car\\\'s siren sounds louder when it is approaching you than after it is passing you.
Red shifted objects like distant galaxies moving away from us show the universe is expanding
Big Bang Theory
dark matter
moving away from
Dark Energy
A red shift in the spectrum of the light from an object indicates the object is moving _____ you.
Earth and the Sun
The Sun and Alpha Centauri
A police car\\\'s siren sounds louder when it is approaching you than after it is passing you.
Red shifted objects like distant galaxies moving away from us show the universe is expanding
Big Bang Theory
dark matter
moving away from
Dark Energy
The force that is opposite of gravity that scientists think is pushing the universe part is __________.
Earth and the Sun
The Sun and Alpha Centauri
A police car\\\'s siren sounds louder when it is approaching you than after it is passing you.
Red shifted objects like distant galaxies moving away from us show the universe is expanding
Big Bang Theory
dark matter
moving away from
Dark Energy
Which is an example of the Dopper Effect?
Earth and the Sun
The Sun and Alpha Centauri
A police car\\\'s siren sounds louder when it is approaching you than after it is passing you.
Red shifted objects like distant galaxies moving away from us show the universe is expanding
Big Bang Theory
dark matter
moving away from
Dark Energy
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