Converting To and From Scientific Notation
Numbers and Operations, and more...
 
1. MEDIUM

The distance between the Sun and the Earth averages to 146,900,000 km. What is this value in scientific notation?

  1. 1469 \(\times10^{5}\)
  2. 1469\(\times10^{8}\)
  3. 1.469 \(\times10^{8}\)
  4. 1 \(\times10^{8}\)
  5. 1.469 \(\times10^{5}\)
 
2. MEDIUM

What is 1.8467\(\times10^{-5}\) equivalent to?

  1. 0.18467
  2. 0.0018467
  3. 0.000018467
  4. 184670
  5. 18467.5
 
3. MEDIUM

The number of atoms in the observable universe is estimated to be between 4\(\times10^{79}\) and \(10^{81}\). How many times greater is the second number than the first?

  1. 2
  2. 4
  3. 10
  4. 25
  5. 100
 
4. MEDIUM

\( 10^{1919} \times 50 = \)

  1. \(10^{1921}\)
  2. \(5 \times 10^{1921}\)
  3. \(2 \times 10^{1919}\)
  4. \(5 \times 10^{1920}\)
  5. \(2 \times 10^{1917}\)
 
5. MEDIUM

\(1.8 \times 10^{1919} \times 2 \times 10^{5984} = \)

  1. \(3.6 \times 10^{7903} \)
  2. \(3.8 \times 10^{7903} \)
  3. \(3.6 \times 10^{11483296} \)
  4. \(3.8 \times 10^{11483296} \)
  5. \(1.8 \times 10^{15806} \)