What is the term for the process by which a glacier melts and releases sediments it carried, shaping the landscape?

Which blood type is considered the universal donor?

Which type of cloud is thin and wispy, found at high altitudes and composed of ice crystals?

What is the primary function of the immune system?

Which planet in our solar system has the shortest day, rotating on its axis in just about 10 hours?

What is the name of the bright, reddish star located in the constellation Orion and known as the "hunter's shoulder"?

What is the term for the process by which a river deposits sediment as it loses energy, often forming a fan-shaped landform?

Which of the following is a halogen?

Which moon of Jupiter is the largest moon in our solar system and even larger than the planet Mercury?

What is the term for a cluster of stars bound together by gravity, with a spherical or irregular shape?