Scientific Notation Basics

What is the value of any number raised to the power of 0?

• 0

• 1

• undefined

• 1/0

How do you compare two numbers in scientific notation?

• Compare the decimal parts first; if they are the same, compare the exponents.

• Compare the exponents first; if they are the same, compare the decimal parts.

• Add the numbers together and compare the sums.

• Convert both numbers to decimal form and compare them.

If the exponent on the power of 10 is a positive number, what can you conclude?

• You will get a large number.

• You will get a small number.

• The result will be zero.

• The result will be negative.

What is the scientific notation for 1,000,000?

• 1 x 10^5

• 1 x 10^6

• 1 x 10^7

• 10 x 10^5

When multiplying numbers in scientific notation, what do you do with the exponents?

• Multiply the exponents.

• Subtract the exponents.

• Add the exponents.

• Divide the exponents.

How do you convert a number from standard form to scientific notation?

• Move the decimal point to create a number between 1 and 10, then count the number of places moved.

• Multiply the number by 10 to the power of the number of digits.

• Add zeros to the end of the number until it reaches 10.

• Divide the number by 10 and round to the nearest whole number.

Which of the following numbers is the SMALLEST? 8.7 x 10^-3, 3 x 10^-4, 1.3 x 10^-8, 9 x 10^-2

• 8.7 x 10^-3

• 3 x 10^-4

• 1.3 x 10^-8

• 9 x 10^-2

To compare two numbers in scientific notation, first compare the ________ . If they are the same, then compare the ___________.

• decimals; exponents

• exponents; decimals

• coefficients; bases

• bases; coefficients

What is scientific notation?

• A method to write numbers in a base-10 format.

• A short way to write really long numbers.

• A technique for solving algebraic equations.

• A way to represent complex numbers.

What is the purpose of scientific notation?

• To simplify the representation of very large or very small numbers.

• To make calculations easier by eliminating decimals.

• To convert numbers into fractions for easier understanding.

• To provide a standard format for writing all numbers.