_Homo sapiens_

2. What are the three main organs involved in the process of digestion?

Stomach, small intestine, and large intestine

3. What is the function of the mitochondria in a cell?

Produce energy for the cell

4. What is the name of the process by which plants convert sunlight into chemical energy?

Photosynthesis

5. What are the four main elements that make up the Earth's atmosphere?

Nitrogen, oxygen, argon, and carbon dioxide

6. What is the name of the force that keeps the Earth in orbit around the Sun?

Gravity

7. What are the three main types of rocks?

Igneous, sedimentary, and metamorphic

8. What is the name of the process by which magma cools and solidifies into rock?

Crystallization

9. What is the name of the process by which the moon orbits the Earth?

Lunar rotation

10. What is the name of the theory that states that the Earth's climate is changing due to human activities?

Anthropogenic climate change