Practice and Apply: These sentences include proper nouns that lack correct capitalization. In each sentence, indicate which proper nouns should be capitalized. Consult reference materials for terms or titles that are
unfamiliar to you. Rewrite the sentences using the correct capitalization,
Each January, the President of the United States delivers a speech called the state of the union.

Once a year, we observe Martin Luther King Jr. day to celebrate the great civil rights leader.

In 1969, Apollo 11 was the first manned space mission to land on the Moon. The details of the
mission ae preserved in a document called the Apollo 11 flight plan.
Answer
In 2011, five top scientists were selected by nasa, the national aeronautics and space administration,
to investigate discoveries on the planet Mars.

Explanation:

Each January, the President of the United States delivers a speech called the state of the union.

Each January, the President of the United States delivers a speech called the State of the Union.

Once a year, we observe Martin Luther King Jr. day to celebrate the great civil rights leader.

Once a year, we observe Martin Luther King Jr. Day to celebrate the great civil rights leader.

In 1969, Apollo 11 was the first manned space mission to land on the Moon. The details of the mission are preserved in a document called the Apollo 11 flight plan.

In 1969, Apollo 11 was the first manned space mission to land on the Moon. The details of the mission are preserved in a document called the Apollo 11 Flight Plan.

In 2011, five top scientists were selected by nasa, the national aeronautics and space administration,  to investigate discoveries on the planet Mars.

In 2011, five top scientists were selected by NASA, The National Aeronautics and Space Administration, to investigate discoveries on the planet Mars.

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