Puzzle 7

Makes use of, e.g. power, resources.

The Italian operatic tenor who was born in 1935.

Antiparticle of a fundamental elementary particle.

1950 Doris Day musical about Nanette Carter.

South American member of OPEC.

Relating of events usually in chronological order.

Number directly opposite 5 on a standard dartboard.

The amount of energy a photon has depends on this.

__ Cup; summer contest for European football clubs.

Enthusiast who takes part in historical role-plays.

Haunted ghost ship linked to multiple tragedies.