Solar System Review

An astronomical unit is a unit of distance defined by

• The diameter of the Sun

• the distance from the enter of the sun to orbit of the farthest planet

• the distance from the center of the Sun to the orbit of Earth

• the distance from the center of the Sun to the orbit of the nearest planet

Tags

NGSS.MS-ESS1-3

The orbits of planets tend to be

• perfectly circular

• slightly elliptical

• heavily elliptical

• speherical

Tags

NGSS.MS-ESS1-2

WHich of these is a dwarf planet?

• Jupiter

• Uranus

• Pluto

• Neptune

The Sun is ______ more the mass of the entire solar system combined.

• 10 times

• 100 times

• 200 times

• 500 times

Tags

NGSS.MS-ESS1-2

NGSS.MS-ESS1-3

NGSS.MS-PS2-4

Distance in the solar system is measured by

• Miles

• Kilometers

• Astronomical Units

• Light Years

The Sun is _______ million miles from Earth.

• 23

• 33

• 63

• 93

On Venus a day is equal to 243 Earth days. What does this mean?

• The length of a planets days in inversely related to its distance from the Sun

• The length of a planets day is directly related to its distance from the Sun.

• Venus takes 243 Earth days to rotate once on its axis.

• Venus takes 243 Earth days to orbit the Sun once.

On which planet would your weight be closest to your weight on Earth?

• Mercury

• Venus

• Mars

• Jupiter

How is Ceres different from the other four dwarf planets?

• Ceres in nearly as large as Mercury; the others are much smaller

• Ceres orbits near Jupiter; the others orbit beyond Neptune

• Ceres has microbial life, but life hasn't been found on the others yet

• All of these.

Tags

NGSS.MS-ESS1-3

About how many times has Mercury been around the Sun in the time it has taken Earth to go around 10 times?

• Once

• 2.5 times

• 3 times

• 40 times

Tags

NGSS.MS-ESS1-3