General Science
What is the center of an atom?
nucleus
What branch of government makes laws?
Legislative
What planet is closest to the sun?
Mercury
What is the largest desert in the world?
Sahara
What do we call living parts of an ecosystem?
biotic
What gas do plants use for photosynthesis?
carbon dioxide
What is the government by the people called?
democracy
What is Earth’s only natural satellite?
The moon
What is the largest country by land area?
Russia
What is a plant that makes its own food?
producer
What human organ pumps blood?
The heart
What ancient civilization built pyramids?
Egyptians
What is the outermost layer of Earth?
crust
What river forms part of the Texas-Mexico border?
Rio Grande
What is the place an organism lives?
habitat
What is the hardest natural substance?
a diamond
What is a person who moves for work or safety from one country to another?
a migrant
What is the primary gas in the atmosphere?
Nitrogen
What continent is Brazil located in?
South America
What is it called when species depend on each other?
Interdependence
What type of circuit has only one path?
Series
What economic system has private ownership? Hint it starts with a C.
Capitalism
What phase of the moon is fully lit?
full moon
What lines run east to west on a globe?
latitude
What do we call a long-term environmental change?
succession