The Big Bang Theory and Milky Way Galaxy

A major piece of evidence supporting the Big Bang theory is the observation that wavelengths of light from stars in distant galaxies show a

• red shift, appearing to be shorter

• red shift, appearing to be longer

• blue shift, appearing to be shorter

• blue shift, appearing to be longer

Tags

NGSS.HS-ESS1-2

In which sequence are the celestial objects correctly listed in order from the smallest mass to the largest mass?

• Saturn, solar system, Milky Way, universe

• Saturn, universe, Milky Way, solar system

• Milky Way, Saturn, solar system, universe

• Milky Way, universe, solar system, Saturn

Tags

NGSS.MS-ESS1-2

NGSS.MS-ESS1-3

NGSS.MS-PS2-4

Scientists infer that the Big Bang occurred approximately

• 4.6 billion years ago

• 4.6 million years ago

• 13.8 million years ago

• 13.8 billion years ago

Tags

NGSS.HS-ESS1-2

Which evidence best supports scientists' inferences about the origin and age of the universe?

• the existence of planets

• cosmic background radiation

• formation of star constellation

• similar composition of Earth and the Moon

Tags

NGSS.HS-ESS1-2

The timeline below represents time from the present to 20 billion years ago. Letters A, B, C, and D represent specific times. Which letter represents the formation of the universe?

• A

• B

• C

• D

Tags

NGSS.HS-ESS1-2

Earth, the Sun, and billions of stars are contained within

• a single constellation

• the Milky Way galaxy

• the solar system

• a giant cloud of gas

The photograph below shows a feature of the universe as seen through a telescope. This feature is best identified as

• a galaxy

• a comet

• an asteroid

• a star

Which celestial feature is largest in actual size?

• the Moon

• Jupiter

• the Sun

• Milky Way

Tags

NGSS.MS-ESS1-3

The Milky Way galaxy is best described as

• a type of solar system

• a constellation visible to everyone on Earth

• a region in space between the orbits of Mars and Jupiter

• a spiral-shaped formation composed of billions of stars

Tags

NGSS.MS-ESS1-2

The diagram below represents a side view of the Milky Way Galaxy. Where do we think there may be a black hole?

• A

• B

• C

• D