Puzzle 1

Odonate insect larger than damselflies.

Sensory __, response that weakens while asleep.

Flowery embellishment of a melody by a performer.

Secure area for cars at a Formula 1 circuit.

Early 20th C art movement on speed and machines.

Get land ready for crops.

Naval battle of 1898 between Spain and the US.

Proper name for the science of sleep.

Radioactive metallic elements in periodic table.

International Day of __ on 20 Mar is a day of joy.