A person who sings, especially a trained or professional vocalist.
A singer
Who can use different vehicles?
A driver
A person who customers pay money to or get money from in places such as shops or banks.
A cashier
Who brings to the Earth samples of rock and soil?
An astronaut
Someone who investigate and report news stories to the public.
A news reporter
A person who builds or repairs engines or other machines.
A mechanic
A person whose job is to design or build machines, engines, or electrical equipment, or things such as roads, railways, or bridges, using scientific principles.
An engineer
Someone who plays a musical instrument.
A musician
Who has the knowledge to give an opinion about something is good or bad?
A judge
Who uses needles and fabrics?
A tailor
Someone who is writing and publishing books.
An author / a writer
They use a variety of tools and instruments. In the laboratory they might use microscopes.
Scientists