Mars is often referred to as the "Red Planet" due to its reddish appearance.
Which of the following is a function of the lymph nodes in the lymphatic system?
What is the function of the spleen in the human body?
What is the primary greenhouse gas responsible for trapping heat in the Earth's atmosphere?
Which of the following is a type of cloud that often forms a dark, towering structure and is associated with thunderstorms?
What is the term for the process by which rocks are physically broken into smaller pieces without changing their composition?
What is the formula for calculating work done (W) in a system?
Which cell organelle is responsible for protein synthesis?
In the human nervous system, what is the role of neurotransmitters?
Which of the following is a type of volcano characterized by its gentle slopes and non-explosive eruptions, often producing basaltic lava flows?
What is the term for the point on the Earth's surface directly above the earthquake's origin, where seismic waves are first felt?