What gases make up the atmosphere and how much of each?
78% Nitrogen, 21% oxygen and 1% other gases such as carbon dioxide and water vapor.
How long does it take the Earth to spin around its axis?
24 hours
Which period of time started with the invention of writing?
History
Which planet is the biggest?
Jupiter
A _____ is a solid, inorganic substance that forms naturally.
mineral
What is our galaxy called?
The Milky Way
______ are people who study sources of historical information.
Historians
Tell me two things the caveman of the Neolithic period invented.
the loom and the pottery wheel
Tell the continents.
America, Asia, Africa, Europe, Oceania and Antartica
Which family do humans, chimpanzees, orangutans and gorillas belong to?
Hominids
Tell me the three layers of the geosphere.
core, mantle and crust
The act of trading without money is called _______.
bartering
The universe consists of _________ such as galaxies, planetary systems, stars, planets, satellites and asteroids.
celestial bodies
What are the cardinal points? (Show me with your hands too)
North, South, East and West
What the constant movement of water from one state to another called?
the water cycle
Tell me one example of a young mountain chain.
the Pyrenees, the Alps or the Caucasus.