Unit 3. Space (21-22)

The four diagrams below show the Milky Way galaxy. In which diagram does the Black area

represent the size of our solar system at this scale

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Tags

NGSS.MS-ESS1-3

The diagram below represents the orbit of a comet around the Sun. In which position is the

comet moving the fastest?

• A

• B

• C

• D

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

NGSS.MS-PS3-1

The diagram represents a standard spectrum of an element. The spectral lines of this element are observed in light from a distant galaxy. Which diagram

represents these spectral lines?

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Tags

NGSS.HS-ESS1-2

The diagram shows a satellite in four different positions as it revolves around a planet. Which graph best represents the changes in this satellite’s orbital velocity as it revolves around the planet?

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Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

Compared to the Jovian planets, Earth is

• less dense and closer to the Sun

• less dense and farther from the Sun

• more dense and closer to the Sun

• more dense and farther from the Sun

According to the diagram, the life-cycle path followed by a star is determined by the star’s

initial

• mass and size

• temperature and origin

• luminosity and color

• luminosity and structure

Tags

NGSS.HS-ESS1-3

When light waves approach us from a moving source, they tend to spread out or compress, affecting the appearance of their spectral lines. This process is called the:

• Coriolis Effect

• Greenhouse Effect

• Doppler Effect

• Dwarf Effect

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-3

The Big Bang Theory suggests that the universe:

• is still expanding from a giant

  "explosion" that happened 15 billions

  years ago

• is still contracting from a giant

  "explosion" that happened 15 billions

  years ago

• is still expanding from a giant

  "explosion" that happened 15

  thousands years ago

• is still contracting from a giant

  "explosion" that happened 15

  thousand years ago

Tags

NGSS.HS-ESS1-2

The planet that has the shortest day is

• Mercury

• Earth

• Jupiter

• Uranus

Three planets that are relatively large, gaseous, and low density would be:

• Mercury, Jupiter and Saturn

• Mars, Jupiter and Uranus

• Venus, Jupiter and Neptune

• Jupiter, Saturn and Uranus