Planets Test

Question 1

Tilted on its side

Answer 1

Uranus

Question 2

Has the moon Titan

Answer 2

Saturn

Question 3

Two moons, Phobos and Deimos

Answer 3

Mars

Question 4

Has moons and rings
(4)

Answer 4

Jupiter, Saturn, Uranus, Neptune

Question 4

Messenger is studying it

Answer 4

mercury

Question 4

Discovered through mathematics

Answer 4

neptune

Question 4

Has no moons or rings
(2)

Answer 4

mercury and venus

Question 4

Discovered by Herschel

Answer 4

Uranus

Question 4

Great Red Spot

Answer 4

Jupiter

Question 4

Hottest planet

Answer 4

venus

Question 4

planets order
closest to sun -> furthest from sun

Answer 4

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

Question 4

Closest to the sun

Answer 4

mercury

Question 4

Has largest mountain in solar system, Olympus Mons

Answer 4

mars

Question 4

Looks red from presence of iron dust

Answer 4

Mars

Question 4

Surface resembles our moon

Answer 4

mercury

Question 5

Rotates the fastest

Answer 5

jupiter

Question 6

Most massive planet

Answer 6

jupiter

Question 7

Rotates the slowest and backwards

Answer 7

venus

Question 8

Has the large moon Triton

Answer 8

neptune

Question 9

Could be a “double planet” with its “moon”

Answer 9

pluto

Question 10

Has canyons, mountains, river beds, dunes

Answer 10

Mars

Question 11

Sulfur gives it an orange color

Answer 11

venus

Question 12

Galileo Mission traveled here

Answer 12

jupiter

Question 13

Thin CO2 atmosphere

Answer 13

mars

Question 14

Least dense planet

Answer 14

saturn

Question 15

Cassini-Huygens traveled here

Answer 15

saturn

Question 16

Great Dark Spot

Answer 16

neptune

Question 17

Has seasons like us just longer (caused by having similar tilt)
(3)

Answer 17

Mars, Saturn, Neptune

Question 18

has zones and belts due to violent weather

Answer 18

Jupiter

Question 19

Thick CO2 atmosphere

Answer 19

venus

Question 20

day (rotation) is the longer than year (revolution)

Answer 20

venus

Question 21

day length and tilt is similar to earth

Answer 21

mars

Question 22

Little if any atmosphere

Answer 22

Mercury

Question 23

made of mostly hydrogen and helium (2)

Answer 23

jupiter and saturn

Question 24

4 Galilean moons

Answer 24

Io- has active volcanoes
Europa- smallest of the 4, has water
Ganymede-Is the largest moon in the solar system
Calisto-has water, larger than Mercury and Pluto.

Question 25

Why do Uranus and Neptune appear blue?

Answer 25

methane

Question 26

What are ring systems for planets composed of?

Answer 26

Space debris: mostly rocks, dust, and ice.

Question 27

Why are we so interested in Jupiter’s moons Europa and Callisto and Saturn’s moons Titan and Enceladus?

Answer 27

have potential life (water)

Question 28

Why is Pluto not a planet anymore? What is it classified as now?

Answer 28

too many other objects of similar size/gravity near it.

dwarf planet

Question 29

Why do we believe there used to be liquid water on Mars? What is evidence of life/past life?

Answer 29

There are remnants of dried up lakes/oceans, dried up water basins/rivers. If liquid water did exist on Mars, it could have hosted microorganisms.

Question 30

Why is Venus’s surface temperature so hot?

Answer 30

thick atmosphere is full of the greenhouse gas
clouds of sulfuric acid

Question 31

only moon in the solar system with a substantial atmosphere with clouds, rain, rivers, lakes, and seas made of methane/other hydrocarbons

Answer 31

The moon Titan, which orbits Saturn.