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4.3. From Earth to the edge of the Universe

Dictionary

Feet

Una mujer sostiene un metro
Definition:

A unit of length equal to 12 inches or 30,48 centimeters.

Unidad de longitud equivalente a 12 pulgadas o 30,48 centímetros.

Example:

The Burj Khalifa building is 2,722 feet.

El edificio Burj Khalifa mide 2.722 pies.

Spanish word:

Pies

Audio:

Population

Personas en una calle
Definition:

People who live in a country or area.

Las personas que viven en un país o en una zona determinada.

Example:

The population of Spain is 47,326,687

La población de España es de 47.326.687

Spanish word:

Población

Audio:

1. Reading large numbers

RETOR dice...

So far you have learned many new words, as well as how to say that something exists or does not exist.

In addition, you must learn to name large numbers.

.

Easier to read

Read

Arriba tres palabras y debajo un óvalo con rayos que salen del mismo hacia afueraYou learned new words.

Aprendiste palabras nuevas.

Una persona de cara a una pizarra con una tiza en la mano. En la pizarra una imagen de la Tierra con flores dentroYou learned to tell what is on Earth.

Aprendiste a contar lo que hay en la Tierra.

Arriba un número de siete cifras y debajo una cabeza de una persona. Dos flechas van desde el número hasta la cabezaNow you will learn large numbers.

Ahora aprenderás números grandes.

2. Millions of reasons to love Earth

RETOR dice...Now, it’s time to put into practice what we learnt about large numbers.

There are many reasons on Earth to use them.

.

Easier to read

Read

You learned large numbers.

Aprendiste grandes números.

Large numbers are used on Earth.

Los grandes números se usan en la Tierra.

Option A: Read the sentences and choose the correct answer

Question

Read the sentences and choose the correct form of there is and there are. Choose one answer per sentence.

1. One hundred and twenty-three million, four hundred and fifty-six thousand, seven hundred and eighty-nine.

Answers

123,456,789

123,546,978

123,654,788

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Question

2. Four hundred and sixty-five million, six hundred and seventy-nine thousand, four hundred and thirty-two

Answers

456,409,432

465,679,432

445,094,342

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Question

3. Eighty-two million, three hundred and forty-three thousand, three hundred and forty-three.

Answers

82,433,344

82,343,343

82,433,334

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Question

4.  Fifty million, three thousand and one

Answers

50,030,001

50,300,001

50,003,001

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Question

5. Nine hundred and ninety-nine million, three hundred and twenty-two thousand, one hundred and twenty-two.

Answers

999,302,221

999,322,122

999,233,221

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Question

6. Nine hundred and eighty-seven million, seven hundred and eighty-eight thousand, nine hundred and nineteen.

Answers

987,789,991

987,980,199

987,788,919

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Question

7. Seven hundred and twelve million, five hundred and sixty-seven thousand, three hundred and twenty-one.

Answers

712,897,133

712,977,313

712,567,321

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Question

8. Seven hundred and seventy-one million, one hundred and seventeen thousand, one hundred and seventy-one.

Answers

717,177,711

771,117,171

717,717,717

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Question

9. One hundred and twenty-one million, three hundred and forty-two thousand, four hundred and thirty-two.

Answers

121,234,431

121,342,432

121,344,433

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Question

10. Twenty-five million, six hundred and ninety-eight thousand, eight hundred and seventy-six

Answers

256,098,876

25,698,876

25,689,786

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Question

11. Three hundred and twenty-three million, thirty-two thousand and three hundred and twenty-three.

Answers

32,032,233

323,032,323

23,234,232

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Option B: Listen and write

Listen to the audio, then fill in the gaps with the correct information.

1. The population of Spain is .

2. Mount Everest is metres high.

3. Nile River is kms long.

4. The Burj Khalifa building in Dubai is feet.

5. The equatorial circumference of Earth is about miles.

Personas en una calle

Definition:

People who live in a country or area.

Las personas que viven en un país o en una zona determinada.

Example:

The population of Spain is 47,326,687

La población de España es de 47.326.687

Una mujer sostiene un metro

Definition:

A unit of length equal to 12 inches or 30,48 centimeters.

Unidad de longitud equivalente a 12 pulgadas o 30,48 centímetros.

Example:

The Burj Khalifa building is 2,722 feet.

El edificio Burj Khalifa mide 2.722 pies.

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Option C: Arrange the numbers