Origin Of The Universe: Question Preview (ID: 23690)


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From evidence collected by scientists, what is the agreed upon age of the universe?
a) 4-7 billions years old b) 8-11 billion years old c) 12-15 billion years old d) 1-3 billion years old
When viewing an object in space through a spectrometer, you determine that the object is moving away from the Earth. What color are the spectral lines or waves you see?
a) red b) blue c) green d) yellow
When viewing an object in space through a spectrometer, you determine that the object is moving towards the Earth. What color are the spectral lines or waves you see?
a) red b) blue c) green d) yellow
At what speed are object moving in relation to Earth if there are larger Doppler shifts ?
a) same as Earth b) lower than Earth c) higher than Earth d) at the speed of light
At what speed are object moving in relation to Earth if there are smaller Doppler shifts ?
a) same as Earth b) lower than Earth c) higher than Earth d) at the speed of light
What machine do scientists use to simulate the conditions of the early universe?
a) radio telescope b) particle accelerator c) spectral centrifuge d) electromagnetic vacuum
What phenomenon helps reveal if an object in space is moving toward or away from the Earth?
a) stellar refraction b) magnetic imaging c) Doppler effect d) Hubble resonance
The concept of an expanding universe led to the:
a) big crunch theory b) expansion-contraction thoery c) interstellar radiation theory d) big bang theory
A device that can separate light into different colors or wavelength's is the:
a) telescpoe b) particle accelerator c) spectrometer d) Hadron collider
The cooling and condensing of the gases and interstellar dust in universe led to the formation of:
a) atoms and molecules b) stars and galaxies c) blackholes d) gravity
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