# ASSET Numerical Skills Test: Scientific Notation Chapter Exam

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#### Question 1 1. The Great Wall of China is approximately 21,000 kilometers long. Assuming that one average step is approximately 100 cm (0.001 kilometers) long, how many steps would it take to walk the entire length of the Great Wall?

#### Question 2 2. In which of the following situations would it be most useful to use scientific notation?

#### Question 3 3. Convert 8.06 x 10^-1 to standard notation.

#### Question 4 4. What number is 1.23 x 10^4?

#### Question 5 5. Which of these is scientific notation?

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#### Question 6 6. Which number is the largest?

#### Question 7 7. Which of the following is not in scientific notation?

#### Question 8 8. The moon is approximately 400,000 kilometers from Earth. The moon gets approximately 40 millimeters farther away from the earth every year. 1 millimeter is 1 x 10^-6 kilometers. In approximately how many years will the moon be twice as far from the Earth as it is now, assuming that nothing else changes?

#### Question 9 9. Write 7,500,000 in scientific notation.

#### Question 10 10. Which one is the smallest?

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#### Question 11 11. What is the value of (8 x 10^-2) x (2 x 10^5)? Express your answer using scientific notation

#### Question 12 12. Convert 36,098,000 to scientific notation.

#### Question 13 13. Convert 1.763 x 10^2 to standard notation.

#### Question 14 14. Which one is the largest?

#### Question 15 15. Which one is the smallest?

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#### Question 16 16. What is the value of (2 x 10^6) + (3 x 10^7)?

#### Question 17 17. Convert 0.00028 to scientific notation.

#### Question 18 18. What is the value of (1.8 x 10^-12) + (6 x 10^-11)?

#### Question 19 19. Write 0.00057 in scientific notation.

#### Question 20 20. Which of the following is written in proper scientific notation?

#### ASSET Numerical Skills Test: Scientific Notation Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!