Ben Bernanke said Thursday that the economy likely will grow this year but it will take several years for unemployment to return to more normal levels.
His remarks suggest the Fed will continue its $600 billion Treasury bond-buying program aimed at bolstering the economy.
Gold for March delivery settled up $20.90 Thursday at $1,353 an ounce. March silver rose 43.9 cents to settle at $28.728 an ounce.
Other metals also are higher but beans and grains are slipping.
Meanwhile, energy contracts are mixed.