a closer look at the planets

Question 1

mercury’s view from earth

Answer 1

Mercury is very close to the sun, so it is rarely visible in the night
Sky

Question 2

does mercury have an atmosphere?

Answer 2

no

Question 3

mercury temp range

Answer 3

427°C/-173 (extremely high, no constant temp)

Question 4

mercury surface features

Answer 4

many craters on the surface caused by collisions with chinks of rock or meotorites

Question 5

mercurys space probe visits

Answer 5

mariner 10, messenger, BepiColombo

Question 6

mercury unique details

Answer 6

it orbits the sun at 50km/s, which is faster than any other planet

Question 7

venus’s nickname

Answer 7

“the morning star.” This is bc its rlly bright and looks like a star

Question 8

venus’s view from earth

Answer 8

Like mercury, it can be seen from earth when it passes in front of the sun. Transits occur in pairs, 81 years apart

Question 9

venus’s atosphere

Answer 9

-mostly carbon dioxyde.
-really thick

Question 10

venus’s temperature

Answer 10

averages 452°C

Question 11

venus’s surface features

Answer 11

the harsh environment makes exploration of this planet difficult. However scientists used meggellan to see venus’s many impact craters

Question 12

venus’s space probe visits

Answer 12

Ten venera probes (uncrewed) achieved a sof tlanding on the surface, however one of them returned

Question 13

Venus’s unique details

Answer 13

Venus is the brightest object we can see in the sky bc its rly close and iths thick atmosphere reflects light

Question 14

Earth’s atmosphere

Answer 14

Earths unique atmosphere contains mostly nitrogen, oxygen, and water vapour. It also contains a small amount of ozone. The atmosphere is also responsible for moderating temperature from day to night

Question 15

how much percent of earth is water

Answer 15

70% water

Question 16

earths temp range

Answer 16

-88°C to 58°C depending on where you are and what time of year it is

Question 17

mars’s nickname

Answer 17

“red planet” because of its reddish oil

Question 18

mars’s view from earth

Answer 18

when mars and earth are close tgt, mars appears very bright in our sky, howeverm this only happens once or twice every 15 or 17 years.

Question 19

mars’s atmosphere

Answer 19

dry and barren planet. Atmosphere is made up of mostly carbon dioxyde, argon, nitrogenm and also small amounts of oxygen and water vapour

Question 20

mars’s temp range

Answer 20

-90°C to -5°C

Question 21

mars’s surface features

Answer 21

-Giant dust storms periodically enguld mars, changing its wind-swept landscape
-volcanoes, canyons, dust storms, channels, and impact craters

Question 22

mars’s space & lander visits

Answer 22

“mars odyssey” which discovered a large quantity of ice only 1m below the surface

Question 23

unique details

Answer 23

scientists believe that life may have existed there. Bc there is evidence to suggest that mars once had volcanoes, glaciersm and floods of water

Question 24

gas giants atmosphere

Answer 24

they consist of hydrogen and helium gases, so these planets have low densities

Question 25

gas giant stratification

Answer 25

metallic hydrogen, liquid hydrogen, and gaseuous hydrogen (inner to outer)

Question 26

Jupiters view from earth

Answer 26

-easily visible -you can also see 4 of jupiters moons with a binocular (Galilean moons) discovered by Galileo

Question 27

Jupiters atmosphere

Answer 27

It resembles the atmosphere of the sun> immesne pressure and high temperatures cause hydrogen gas to become a liquid metal and give rise to electric currents making jupiters magnetic fiels 20 000 times stronger than earth

Question 28

jupiters temp

Answer 28

avg temp of -148°C

Question 29

jupiters surface features

Answer 29

Jupiter does not have a true surface. It;s mostly swirling gases

Question 30

length of day

Answer 30

9h 56m

Question 31

space probe visits

Answer 31

9 visits

Question 32

moons of jupiter

Answer 32

60, 4 can be seend from earth with binoculars (Io, Europa, Ganymede, Callisto

Question 33

Unique features of jupiter

Answer 33

water is known to exist deep within jupiters atmosphere and can be seend thru the gaps in the storm clouds: biggest planet in out solar system -colored bands and the great red spot

Question 34

saturns view from earth

Answer 34

easily visible by the naked eye

Question 35

saturns atmosphere

Answer 35

cloudy, windy due to its high speed of rotation. Saturn is colder than jupiter

Question 36

temperature of saturn

Answer 36

-178°C on avg

Question 37

saturns lenght of day

Answer 37

7hrs 42 mins

Question 38

space probe visits of saturn

Answer 38

images sent by voyager and cassini showing that saturn has nearly one dozen rings

Question 39

moons of saturn

Answer 39

50 moons. Titan is bigger than mercury

Question 40

saturns's unique features

Answer 40

-magnetic field 500 times stornger than earth -rings

Question 41

uranus's view from earth

Answer 41

able to see with optical aid

Question 42

uranus's atmosphere

Answer 42

mainly hydrogen with traces of helium and methane

Question 43

uranus's temperature

Answer 43

avg -216°C

Question 44

surface features of uranus

Answer 44

no solid surface

Question 45

uranus's length of day

Answer 45

17hrs 14m

Question 46

uranus's space probe visits

Answer 46

voyager 2

Question 47

uranus's unique features

Answer 47

faint rings, weak irregular magnetic field. spins on side, rotates opposite direction from earth

Question 48

neptune vandals view from earth

Answer 48

barely seen even with powerful telescopes

Question 49

neptune vandals atmosphere

Answer 49

mostly hydrogen and helium

Question 50

neptune vandals temp

Answer 50

avg temp of -214°C

Question 51

surface features of neptune vandal

Answer 51

no solid surface

Question 52

neptune vandals lenght of day

Answer 52

16hrs 6m

Question 53

space probe visits of neptune vandal

Answer 53

voyager 2

Question 54

moons of neptune vandal

Answer 54

13 moons. Largest moon with backward motion

Question 55

unique features of neptune vandal

Answer 55

-weak irregular magnetic field -has a bright blue and white clouds and adark region, called the Great Dark spot

Question 56

plutos view from earth

Answer 56

-you can see it but you'll need a large aperture telescope -rly faint

Question 57

temp of pluto

Answer 57

-233 to -223 Celsius

Question 57

plutos atmosphere

Answer 57

mainly consists of molecular nitrogen, though molecules of methane and carbon monoxide

Question 58

plutos surface features

Answer 58

mountains, valleys, plains, and craters

Question 59

plutos length of day

Answer 59

153 hrs

Question 60

plutos moons

Answer 60

5- charon, hydra, styx,nix, and kerberos

Question 61

unique features of pluto

Answer 61

-first planet classified as a dwarf planet -many tall mountains ranging up to 6.5k-9.8k feet