Which term describes the process of a solid changing directly to a gas without passing through the liquid state?

Which optical phenomenon creates the illusion of water on a hot road surface during sunny days?

Which parasitic disease transmitted by mosquitoes causes recurring fever and chills due to infection of red blood cells?

Which everyday chemical process explains why sliced apples turn brown after being exposed to air?

Which phenomenon causes a needle to deflect when placed near a current-carrying wire?

Which respiratory condition involves inflammation and narrowing of the airways causing difficulty in breathing?