Big Bang Theory Question Preview (ID: 44658)
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What is true about the Red Shift?
a) As objects move away from Earth, wavelength increases and frequency decreases.
b) As the object moves closer to Earth, wavelength increases and frequency decreases.
c) As the object moves closer to Earth, wavelength decreases and frequency increases.
d) As objects move away from Earth, wavelength decreases and frequency increases.
Which is evidence that the universe is expanding?
a) Dark Matter
b) Red Shift of light from distant galaxies
c) Constant speed of light
d) High Energy Gamma Rays
According to the big bang theory, how is the universe changing?
a) It is contracting
b) It is expanding
c) It isnt.
d) Only the center is expanding
The Big Bang theory states that the universe
a) is contracting
b) has no beginnning
c) started as a single mass
d) constantly forming hydrogen
Which element was formed first
a) Hydrogen
b) Oxygen
c) Nitrogen
d) Carbon Dioxde
Which of the following is NOT one of the 3 pieces of evidence to support the Big Bang Theory
a) Red Shift
b) Universe composition-Hydrogen and Helium
c) CMB (Cosmic Microwave Background Radiation)
d) MIlky Way
True/False: Most glalaxies are moving away from Earth
a) True
b) False
c)
d)
What is the composition of the univese?
a) Hydrogen (74%) and Helium (25%)
b) Oxygen (75%) and Hydrogen (25%)
c) Hydrogen (100%)
d) Oxygen (100 %)
As galaxies move away from our galaxy a shift on the electromagnetic spectrum (EMS) is noticed. This phenomena is called _____________.
a) Red shift
b) Blue Shift
c) Black Shift
d) Visible Light
Which is NOT a true statement about the evidence to support the origin of our universe
a) Galaxies are expanding at a exponential rate in the universe.
b) The universe is continually heating up and gaining energy
c) Leftover light from the oldest light in the universe is observable.
d) Hydrogen makes up about 73%, and helium makes up about 25% of all the mass in the universe.
What is the best description of the CMB
a) Energy from the Sun measured in microwaves
b) The chemical composition of Hydrogen and Helium
c) Residual energy leftover from the origin of the universe
d) Evidence that galaxies are rapidly moving apart
How do scientists study light from 14 million miles away
a) Wavelengths using the electromagnetic spectrum
b) Temperature using a thermomete
c) Chemical composition using a microscope
d) Reflection of light using a mirror
Microwaves from the CMB are considered to be the _________ in the universe.
a) lowest frequency
b) highest frequency
c) oldest
d) newest
When the universe originated the light was _______, and as space expanded it ________ to its current temperature
a) hot and bright; cooled
b) cool and bright; heated
c) hot and dim; cooled
d) cool and dim; heated
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