In this worksheet, we will practice expressing numbers in scientific notation and converting numbers between their standard and scientific forms.
Q4:
There are approximately 200 million cows in India. Express this number in standard form.
- A
- B
- C
- D
- E
Q5:
What is 0.00007 written in standard form?
- A
- B
- C
- D
- E
Q6:
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
Q7:
An estimate for the number of eggs a queen termite can produce in a lifetime is . Write this number in standard form.
- A
- B
- C
- D
- E
Q10:
Express in standard form.
- A
- B
- C
- D
Q11:
Express in standard form.
- A
- B
- C
- D
- E
Q12:
Express 0.00447 in scientific notation.
- A
- B
- C
- D
- E
Q13:
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
Q14:
Approximately tons of pasta are consumed in America every year. Express this number in standard form.
- A
- B
- C
- D
- E
Q15:
In the US, around tons of worn out currency are shredded every year. Express this number in scientific notation.
- A
- B
- C
- D
- E
Q16:
Express 248 in scientific notation.
- A
- B
- C
- D
- E
Q17:
Express in standard form.
- A
- B
- C
- D
Q18:
Write 0.000853 in scientific notation.
- A
- B
- C
- D
- E
Q19:
Express 0.146 in scientific notation.
- A
- B
- C
- D
- E
Q20:
The length of an object is 7 mm. Express this length in metres, giving your answer in scientific form.
- A m
- B m
- C m
- D m
Q21:
The speed of light is approximately m/s. Write this speed in scientific notation.
- A
- B
- C
- D
- E
Q22:
A terabyte is made of approximately bytes. Rewrite in standard form.
- A bytes
- B bytes
- C bytes
- D bytes
- E bytes
Q23:
The average distance between Earth and the sun is 92 960 000 mi. Rewrite this distance using standard form.
- A mi
- B mi
- C mi
- D mi
- E mi
Q24:
The population of the world is about . Which of the following could be used as an estimate for this value?
- A
- B
- C
- D
- E
Q25:
The value of the services sector of the US economy in the first quarter of 2012 was billion. Rewrite this amount in scientific notation.
- A
- B
- C
- D
- E