What is the study of the stars and celestial objects called?

Which device converts electrical energy into light energy using a glowing filament?

Which essential mineral is critical for maintaining strong bones and teeth in the human body?

Which planet has the shortest day in the solar system?

Which natural process explains how mountains gradually wear down over long periods of time?

Which vitamin acts as an antioxidant protecting cells from damage and is found in nuts and seeds?

Which cell organelle is primarily responsible for breaking down waste materials and cellular debris?

Which everyday safety device detects dangerous levels of carbon monoxide in homes?

Which part of the human brain regulates vital involuntary functions such as breathing and heartbeat?

Which everyday material is commonly used as a natural disinfectant due to its antimicrobial properties?

Which device is used in submarines to see objects above the water surface without surfacing?