Read this sentence: 'Charlotte's culinary skills, or cooking abilities, were impressive.' What does 'culinary' mean based on the context?

During a camping trip, Bea noticed that the nocturnal owl hunts at night and sleeps during the day. What does 'nocturnal' mean?

Amera and Noah were looking at the aquarium. 'The transparent glass allowed us to see right through it,' said Amera. What does 'transparent' mean?

During the annual school festival, which happens once a year, Mason and Lia always look forward to the exciting events. What does 'annual' mean?

Elliot watched as the buoyant balloon floated up into the sky. What does 'buoyant' mean?

In the sentence 'Mitzi, the diligent student, worked hard on her homework every night,' what does 'diligent' mean?

Michael and Effie were setting up a darkroom for developing photographs. They used opaque curtains to ensure no light entered the room. What does 'opaque' mean?