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Is sake made from rice?
It can be a protracted process but, explained simply, sake is made when rice is ground, washed and steamed. Then some of the steamed rice will be used to make koji, the yeast derived from rice. After that the koji and the remaining steamed rice and water are mixed and then allowed to ferment.

What causes the aurora?
Bottom line: When charged particles from the sun strike atoms in Earth's atmosphere, they cause electrons in the atoms to move to a higher-energy state. When the electrons drop back to a lower energy state, they release a photon: light. This process creates the beautiful aurora, or northern lights.

How long is a kangaroo baby when it is born?
The young kangaroo, or joey, is born alive at a very immature stage when it is only about 2 cm long and weighs less than a gram. Immediately after birth it crawls up the mother's body and enters the pouch. The baby attaches its mouth to one of four teats, which then enlarges to hold the young animal in place.

What does the daphnia eat?
Daphnia are an extremely important part of aquatic food chains. They eat primary producers such as algae, yeast, and bacteria. Daphnia are the prey of tadpoles, salamanders, newts, aquatic insects, and many types of small fish.

What does the moon smell like?
Moon Dust Smells Like Spent Gunpowder. Today I found out Moon dust smells like spent gunpowder. This is according to the astronauts that have had the opportunity to smell fresh Moon dust that had been tracked into the lunar module after excursions out on the surface of the Moon.