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Conversion, scientific notation

This resource provides detailed homework and review questions on unit conversions and scientific notation. It covers fundamental conversions such as kilometers to meters, days to seconds, and milligrams to grams, and challenges students to express large numbers in scientific notation. Each question is designed to reinforce the understanding of metric conversions and the importance of unit consistency in scientific calculations. Ideal for students looking to improve their measurement skills.

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Conversion, scientific notation

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  1. Conversion, scientific notation Homework and Review Questions

  2. Question 1 a) 304 km = _________ m b) 30,634,578 sec = _______ days

  3. Question 2 a. ____ mm = 1 m b. 1cs = ____ks c. 1 kg = ______ mg d. 1 h = _____ s

  4. Question 3 a. 283,890 mJ = ______ J b. 345.8 kg = _____ g c. 2.4 cN = _____ N

  5. Question 4 • 45.6 mg = _____ cg • 857 Km = ___ cm • 20 days = _____ seconds

  6. Question 5 • Convert each of the following measurements into the corresponding amount of meters: • A) 42.3 cm • B) 21 km • C) 0.023 mm

  7. Question 6 • Write in scientific notation: • The planet of Saturn has a mass of 568 500 000 000 000 000 000 000 000 kg b. In 1997, 70 294 601 planes either took off or landed at Chicago’s O’Hare airport

  8. Question 7 • Rewrite in Scientific notation • 2,407,000 = • 0.000305 =

  9. Questions 8. Convert 550 mm into the equivalent meter value. 9. Convert 9.73 ks into the equivalent seconds 10. Convert 1year into the equivalent # of minutes

  10. Answer 1A • 304 km x 1000 m / 1km = 304,000 m bigger unit to smaller  multiply by 1000 1000 m = 1 km

  11. Answer 1B 30,634,578 sec / 60 = 510,576 min 510,576 min / 60 = 8509 hours 8509 hours/ 24 = 354.6 days all are smaller units  bigger means divide Could have done all at once 30,634,578 / (60 x 60 x 24)

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