A supernova is a massive explosion marking the end of a large star's life.
Which of the following is a noble gas?
Which moon of Saturn is known for its geysers of water vapor erupting from its icy surface?
What type of mountain is formed by the folding and uplift of rock layers along tectonic plate boundaries?
Which planet is known for its prominent ring system, consisting of numerous ringlets made of ice and rock particles?
What is the primary function of the ozone layer in the Earth's atmosphere?
In the human digestive system, where does the majority of nutrient absorption occur?
What is the function of the lymphatic system in the human body?
What is the name for the layer of loose, unconsolidated material covering the Earth's surface and consisting of mineral and organic particles?
What is the name of the spacecraft that successfully landed the rover "Perseverance" on Mars in 2021?
What is the purpose of the circulatory system in the human body?