Show:
Mercury
Venus
Earth
Mars
Jupiter
100
Has provided the only glimpse of Mercury so far
What is the Mariner Probe?
100
Venus is named for the Roman goddess of this
What is beauty?
100
Earth is the only planet to support this
What is life?
100
Mars is named after the Roman god mars, the god of this
What is war?
100
Compared to the sum of all 8 planets, the size of Mars
What is twice their size?
200
This protects Mercury from pieces of matter thrown by the sun
What is its magnetic field?
200
On Venus, these reflect sunlight to cause its brilliance
What are clouds?
200
This holds the atmosphere together on Earth
What is gravity?
200
Early astronomers believed there was life on Mars because they saw these
What are channels or canals?
200
This gas makes up the surface of Jupiter
What is liquid hydrogen?
300
Temperature at the poles on Mercury
What is 250 degrees below zero?
300
These are evenly spaced over its surface
What are craters?
300
The two gases that protect all organisms
What are oxygen and nitrogen?
300
Dust made of this gives Mars its nickname "The Red Planet"
What is iron oxide?
300
An extreme rate of this causes the turbulent upper atmosphere on Jupiter
What is its rotation?
400
Mercury is one-half the size of this
What is Earth?
400
Gas in the atmosphere on Venus that gets trapped and causes temperature up to 900 degrees Fahrenheit
What is carbon dioxide?
400
Amount of water that covers the surface of the Earth
What is 3/4ths?
400
These two space probes visited in Mars in 1965 and 1976
What are Mariner and Viking?
400
String of comets that hit Jupiter in 1994
What is the Shoemaker Levy 9?
500
The reason that the sun beats down constantly on Mercury's equator
What is its vertical axis?
500
Direction the sun sets on Venus
What is east?
500
This spinning and rotating part forms Earth's magnetic fields
What is its iron core?
500
Name of the largest volcano in the solar system
What is Olympus Mons?
500
The largest moon of Jupiter
What is Ganymede?