Comparing and Ordering 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

How do you compare numbers in scientific notation?

Back

Compare the exponents first; if they are the same, compare the coefficients.

Front

What does 'ascending order' mean?

Back

Putting numbers in order from smallest to largest.

Front

What does 'descending order' mean?

Back

Putting numbers in order from largest to smallest.

Front

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

Back

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

Front

What is the smallest number among 7 x 10^8, 7.1 x 10^8, 7 x 10^9, and 7.1 x 10^9?

Back

7 x 10^8.

Front

What is the largest number among 3.5 x 10^7, 3 x 10^7, 5 x 10^7, and 5.5 x 10^7?

Back

5.5 x 10^7.

Front

How do you order the numbers 7.8 x 10^2, 7 x 10^2, 7.6 x 10^2, and 7.1 x 10^2 from least to greatest?

Back

7 x 10^2, 7.1 x 10^2, 7.6 x 10^2, 7.8 x 10^2.

Front

What is the mass of one atom of hydrogen in scientific notation?

Back

1.67 x 10^-24 grams.

Front

What is the mass of one atom of gold in scientific notation?

Back

3.27 x 10^-22 grams.