Which acid is found in the human stomach?

Which continent is known as the driest inhabited continent on Earth?

Which type of lens is used to correct hyperopia or farsightedness?

Which macronutrient is the body's primary and most efficient source of quick energy?

Which element is the primary component of natural gas used for cooking and heating?

Which part of the water cycle involves water falling from clouds back to the Earth's surface as rain snow or hail?

Which everyday biological process allows the human body to maintain a stable internal environment despite external changes?

Which part of the plant is responsible for anchoring it in soil and absorbing water and minerals?

What is the main function of the human skeleton?

Which everyday phenomenon explains why a ship made of steel can float despite steel being denser than water?

Which common safety device in electrical circuits breaks the circuit when current exceeds a safe limit to prevent fires?