Unit 7 Scientific Notation Practice#2

Front

What is scientific notation?

Back

A way to express very large or very small numbers using powers of ten.

Front

What is the general form of scientific notation?

Back

a x 10^n, where 1 ≤ a < 10 and n is an integer.

Front

What does the exponent in scientific notation represent?

Back

The exponent indicates how many places to move the decimal point.

Front

What is 3.9 x 10^6 in standard form?

Back

3,900,000

Front

What is the simplified version of 4 x 10^6?

Back

4,000,000

Front

How do you multiply numbers in scientific notation?

Back

Multiply the coefficients and add the exponents.

Front

What is (2 x 10^9)(4 x 10^-4)?

Back

8 x 10^5

Front

What is the rule for any number raised to the power of zero?

Back

Any number raised to the power of zero is always 1.

Front

How do you divide numbers in scientific notation?

Back

Divide the coefficients and subtract the exponents.

Front

What is (6.9 x 10^7) / (2.3 x 10^-3)?

Back

3 x 10^10