Year 9 Science Worksheet

1. What is the primary source of energy for the Earth's climate system?

2. What type of chemical bond forms when electrons are transferred between atoms?

3. What is the process called where plants release water vapor into the air?

4. What organ is primarily responsible for detoxifying chemicals and metabolizing drugs in the body?

5. Which theory explains the formation of the universe?

6. What kind of natural phenomenon is typically characterized by the shaking of the ground?

7. Which layer of the atmosphere is closest to space?

8. What element has the highest electrical conductivity?

9. What is the primary function of white blood cells?

10. What phenomenon causes the apparent bending of light when it passes from one medium to another?