Exponents and Scientific Notations

Which number is correctly written in scientific notation?

• 5.67 x 10⁵

• 56.7 x 10³

• 0.567 x 10⁶

Write in standard form: 
8 x 10⁴

• 8,000

• 80,000

• .00008

How would you write 4.3756 x 10⁴ in standard form?

• 437,560,000

• 0.00043756

• 43,756

• 4.3756

Write in scientific notation: 
0.0000378 

• 3.78 x 10^-5

• 3.78 x 10^-6

• 0.378 x 10^-5

The exponent of the number 4506000 in scientific notation will be​​​ ​ (a)  

• 3

• 4

• 5

• 6

If we move the decimal to the left, what would be the exponent? Positive or Negative?

• Positive

• Negative

A number written in scientific notation would have a numerical value that is ​less than one when the exponent is ​ (a)   .

• negative

• positive

• even

• odd

A number written in scientific notation would have a numerical value that is ​greater than one when the exponent is ​ ​ (a)   .

• positive

• even

• odd

• negative

What are the values of the exponents of the following numbers when they are converted to Scientific Notation?

• -4

• 0.00523

• -2

• 0.0172

• -3

• 52, 300

• 3

• 0.000714

• 4

• 7,140

Solve. Remember that ^ means to the power of..

• 31.2343 x 10^-3

• 3.14528 x 10^6

• .265625 x 10^4

• 2.65625 x 10^3