What is the process of breaking down food into smaller molecules called?
Digestion
What is the study of the Earth's oceans and marine life called?
Oceanography
What is the slowest-moving land animal?
Sloth
What is the process by which water changes to vapor?
Evaporation
Which continent is home to the Amazon Rainforest?
South America
Which organ produces bile?
Liver
What is the process by which plants make food?
Photosynthesis
What animal has the strongest sense of smell?
Bear
What is the process of turning a gas into a liquid?
Condensation
What is a unit of heredity that is passed from parent to offspring and determines a specific trait?
Gene
What is the study of living organisms called?
Biology
What is the study of Earth's atmosphere called?
Meteorology
What is the only mammal capable of true flight?
Bat
What is the process by which rocks break down into smaller pieces?
Weathering
What is the name of the scale used to measure the magnitude of earthquakes?
Richter scale
What type of blood vessels carry blood away from the heart?
Arteries
What is the Earth's second-largest ocean?
Atlantic Ocean
Which animal can sleep up to 22 hours a day?
Koala
What is the main gas in the Earth's atmosphere?
Nitrogen
What is the hardest natural substance on Earth?
Diamond
Which body system fights infections and removes toxins from the body?
Lymphatic system
What is the largest desert in the world?
Sahara Desert
What animal has the most teeth?
Snail
What is the chemical symbol for water?
H2O
What type of rock forms from the cooling and solidification of magma or lava?
Igneous rock