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 respiratory system?

Which of the following is a property of metals?

Which law of motion states that the rate of change of momentum of an object is directly proportional to the net external force acting on it?

Which atmospheric layer is home to the Northern and Southern Lights (auroras) due to the interaction of charged particles with Earth's magnetic field?

What is the name for the phenomenon where a wave bends as it passes from one medium to another at an angle?

What is the SI unit of electric potential difference?

Which of the following is a type of landform formed by the erosion of sedimentary rock layers, often resulting in steep cliffs and valleys?

In the human eye, which part is responsible for focusing light onto the retina?

Which moon of Jupiter is known for its smooth, icy surface with numerous cracks and fractures, resembling a broken eggshell?