100+ Science Riddles to Test Your Knowledge and Enjoy the Challenge" page 5 of 7

Motion of objects as they pass through the air riddle

What is the force that opposes the motion of objects as they pass through the air?

What two periodic elements, when combined, heal?

What is the process by which a solid turns into a liquid?

What is the name of the force that opposes the motion of objects through a fluid?

What is the study of the behavior and properties of matter called?

What is the chemical symbol for carbon?

What is the name of the layer of the Earth's atmosphere that contains the ozone layer?

What is the name of the layer of Earth's atmosphere where weather occurs?

What is the chemical formula for glucose?

What is the name of the outermost layer of the Earth's atmosphere?

What is the main function of the nucleus in a cell?

It controls the cell's activities and contains genetic material (DNA).

What is the study of the universe beyond the Earth's atmosphere called?

What is the process by which water vapor turns into liquid water?

What is the hardest natural substance on Earth?

What is the boiling point of water in Celsius?