Writing Scientific Notation

Front

What is scientific notation?

Back

A way of expressing numbers that are too large or too small to be conveniently written in decimal form, using powers of ten.

Front

What is the general format of scientific notation?

Back

A number between 1 and 10 multiplied by a power of ten, e.g., a x 10^n.

Front

Convert 0.00045 to scientific notation.

Back

4.5 x 10^-4.

Front

Convert 1,200,000 to scientific notation.

Back

1.2 x 10^6.

Front

What is the purpose of using scientific notation?

Back

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

Front

Which of the following is NOT in scientific notation? 0.5 x 10^3, 5.0 x 10^2, 50 x 10^1, 0.05 x 10^4.

Back

50 x 10^1.

Front

How do you convert a number to scientific notation?

Back

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

Front

What is the scientific notation for 0.00000789?

Back

7.89 x 10^-6.

Front

Convert 3,000,000,000 to scientific notation.

Back

3.0 x 10^9.

Front

What is the scientific notation for 0.000000123?

Back

1.23 x 10^-7.