Topic 6: The Solar System

The apparent brightness of a star depends on its

• distance from Earth

• distance from the sun

• inner core

• temperature

The actual brightness of a star depends on its

• distance from Earth

• distance from the sun

• inner core

• temperature

Which statement correctly compares the sun and planets?

• Planets have an atmosphere, the sun does not.

• Planets give off energy, the sun does not.

• Planets orbit the sun, the sun is at the center of the solar system.

• Planets are all made of solid materials, the sun is made of gases.

Tia is making a list of inner planet characteristics to use for a model she is making. Which THREE are characteristics of all the inner planets?

• Inner planets orbit the sun.

• Inner planets have solid rocky surfaces.

• Inner planets have many moons.

• Inner planets have atmospheres.

All planets moon and other space objects move around the sun in __________ orbits.

• extreme temperature

• fixed

• gravitational pull

• variable

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

NGSS.MS-PS2-5

The sun's ___________ helps these objects stay in alignment.

• extreme temperatures

• fixed

• gravitational pull

• variable

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

What do comets and asteroids have in common?

• Comets and asteroids both have atmospheres.

• Comets and asteroids both have flat shapes.

• Comets and asteroids both are made of ice.

• Comets and asteroids both orbit the sun.

Tags

NGSS.MS-ESS1-3

Which sentence provides evidence for why Uranus and Neptune appear to be blue in color?

• The atmospheres of Uranus and Neptune contain hydrogen, helium, and methane.

• Methane absorbs red light and reflects blue light.

• Because Uranus and Neptune are very cold, the methane in the atmosphere is frozen.

• Uranus and Neptune are surrounded by blue atmospheres.

Order the stars according to their apparent brightness from greatest to least.

• Star 1

  Star 3

  Star 4

  Star 2

• Star 4

  Star 3

  Star 2

  Star 1

• Star 3

  Star 4

  Star 1

  Star 2

• Star 2

  Star 4

  Star 3

  Star 1

Which star would appear to be the largest when viewed from Earth?

• Star 1

• Star 2

• Star 3

• Star 4