**Q6: **

What is in standard form?

- A0.04
- B0.0004
- C0.00004
- D0.004
- E0.4

**Q8: **

Which of the following numbers is not in standard form?

- A
- B
- C
- D

**Q9: **

Which of the following numbers is not in standard form?

- A
- B
- C
- D

**Q10: **

Which of the following numbers is not in standard form?

- A
- B
- C
- D

**Q12: **

Express in scientific notation.

- A
- B
- C
- D
- E

**Q13: **

Express 0.00447 in scientific notation.

- A
- B
- C
- D
- E

**Q14: **

Write 782 million in scientific notation.

- A
- B
- C
- D
- E

**Q15: **

In America, about 10 million dollars is spent every day on potato chips. Express this amount in scientific notation.

- A dollars
- B dollars
- C dollars
- D dollars
- E dollars

**Q16: **

There are approximately 200 million cows in India. Express this number in scientific notation.

- A
- B
- C
- D
- E

**Q17: **

What is 0.00007 written in scientific notation?

- A
- B
- C
- D
- E

**Q18: **

Approximately tons of pasta are consumed in America every year. Express this number in scientific notation.

- A
- B
- C
- D
- E

**Q19: **

In the US, around tons of worn out currency are shredded every year. Express this number in scientific notation.

- A
- B
- C
- D
- E

**Q20: **

The prefix giga in gigameter represents meters. Express this as a power of ten.

- A meters
- B meters
- C meters
- D meters
- E meters

**Q21: **

The ship Titanic that sank in the Atlantic had a mass of about kg. Which of the following could be used as an estimate for this value?

- A
- B
- C
- D
- E

**Q22: **

An estimate for the number of eggs a queen termite can produce in a lifetime is . Write this number in scientific notation.

- A
- B
- C
- D
- E

**Q23: **

An estimate for the height of Mount Everest is feet. Write this number in scientific notation.

- A
- B
- C
- D
- E