Solar System Test

Question 1

Name all 8 planets in our solar system starting with the closest to the Sun

Answer 1

Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune

Question 2

Terrestrial planets…

Answer 2

Mercury, Venus, Earth, Mars

Question 3

Jovian planets…

Answer 3

Jupiter, Saturn, Uranus, Neptune

Question 4

Terrestrial planets are also known as

Answer 4

inner planets

Question 5

The largest Jovian planet is

Answer 5

Jupiter

Question 6

Mars has a red hue because

Answer 6

covered with rust-like dust

Question 7

The three dwarf planets are

Answer 7

Sedna, Orcus, and Quaoar

Question 8

Terrestrial planets have a

Answer 8

rocky surface

Question 9

Jovian planets have

Answer 9

low densities, rapid rotation, deep atmospheres rings, and lots of satellites, unlike terrestrial planets that do not.

Question 10

The solar system is believed to have been formed

Answer 10

4.6 billion years ago

Question 11

nebular hypothesis

Answer 11

the idea that the solar system developed from a spinning cloud of dust and gas

Question 12

Uranus

Answer 12

Jovian planet which rotates on its side

Question 13

comet

Answer 13

ball of ice and dust, probably remaining from the formation of the solar system

Question 14

Ganymede

Answer 14

largest moon in the solar system; orbits Jupiter

Question 15

Titan

Answer 15

Saturn’s moon with a diameter of 3,200 miles

Question 16

Oort Cloud

Answer 16

region believed to be where comets originate

Question 17

Kuiper Belt

Answer 17

region that surrounds and extends just beyond the orbit of Neptune where several dwarf planets reside

Question 18

asteroid belt

Answer 18

The ring between the orbits of Mars and Jupiter that orbits the Sun and where Ceres resides

Question 19

Triton

Answer 19

Neptune’s largest moon

Question 20

The diameter of our own moon is

Answer 20

2159.1 mi/2100 mi
3475 km

Question 21

Mercury is ___ the size of earth

Answer 21

1/3

Question 22

Venus is ____ than earth

Answer 22

Slightly smaller

Question 23

Mars is ___ of earth

Answer 23

Half the size of

Question 24

Jupiter is ___ than earth

Answer 24

11 x bigger

Question 25

Saturn is ___ than earth

Answer 25

9 x bigger

Question 26

Uranus is ___ than earth

Answer 26

4 x bigger

Question 27

Neptune is ___ than Uranus

Answer 27

Slightly smaller

Question 28

Jupiter’s density

Answer 28

1.33 g/cm^3

Question 29

Saturn’s density

Answer 29

0.69 g/cm^3