The sun and everything that revolves around it.

• solar system
• galaxy
• universe
• rotation

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

An astronomical unit is...

• The average distance between the Earth and the Sun

• The average distance between the Sun and Neptune

• The diameter of the sun

• The time it takes light to travel across our solar system

Tags

NGSS.MS-ESS1-3

Astronomical units are used for

• Distances within a solar system

• Distances between solar systems

• Distances within galaxies

• Distances between galaxies

Tags

NGSS.MS-ESS1-3

_______________ would be the best unit to use to measure the distance between the asteroid belt and Pluto

• Astronomical units

• Light seconds

• Light years

• Parsecs

Tags

NGSS.MS-ESS1-3

_______________ would be the best unit to use to measure the distance between the our sun and Proxima Centauri (our nearest star neighbor).

• Astronomical units

• Light seconds

• Light years

The diameter of Saturn is nearly ten times that of Earth. However, the density of Saturn is much less than that of Earth. What is the reason for this?

• Earth is father from the sun than Saturn.

• Saturn has a ring system.

• Earth is hotter than Saturn.

• Saturn is a gaseous planet.

Jill is creating a scale model of the Solar System. She uses a marble to represent Earth. Which of the following should she use to most accurately represent the size of the Sun?

• Tennis ball

• Ping pong ball

• Basketball

• Grain of sand

Tags

NGSS.MS-ESS1-3

Our solar system consists of eight planets. Each planet is classified as either a terrestrial planet or a gas giant planet. Which is a difference between these two types of planets?

• Terrestrial planets are larger than gas giant planets.

• Gas giant planets are denser than terrestrial planets.

• Terrestrial planets have thinner atmospheres than gas giant planets.

• Gas giant planets have rocker crusts than terrestrial planets.

Planets such as _________________and _____________don’t have any moons at all.

• Mars and Earth

• Pluto and Neptune

• Uranus and Mercury

• Mercury and Venus

True or False. Pluto is considered a dwarf planet?

• True

• False