Which of the following is a method of relative dating in geology, where rock layers are compared to determine their relative ages?

What is the function of the lymphatic system in the human body?

What is the force that opposes the motion of objects through a fluid (liquid or gas)?

What is the term for the shaking of the ground caused by the movement of Earth's tectonic plates?

Which type of reaction involves the combination of two or more substances to form a new substance?

Which organ produces insulin and regulates blood sugar levels?

What is the product of the combustion of hydrocarbons in the presence of oxygen?

Which subatomic particle carries a negative electric charge?

Which of the following is not a function of the skeletal system?

Which of the following is an example of a homogeneous mixture?