8CC Unit 8 Review for Common Assessment

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 convert a number into scientific notation?

Back

Move the decimal point in the number until only one non-zero digit remains to the left of the decimal point, then multiply by 10 raised to the number of places the decimal was moved.

Front

Convert 950,000 into scientific notation.

Back

9.5 x 10^5

Front

What is the scientific notation for 0.0005?

Back

5 x 10^-4

Front

How do you divide numbers in scientific notation?

Back

Divide the coefficients and subtract the exponents of the powers of ten.

Front

Calculate (6.9 x 10^7) / (2.3 x 10^-3).

Back

3 x 10^10

Front

What does x^-3 represent?

Back

1 / x^3

Front

How do you add numbers in scientific notation?

Back

Make sure the exponents are the same, then add the coefficients.

Front

What is the result of (2 x 10^3) + (3 x 10^3)?

Back

5 x 10^3

Front

How do you subtract numbers in scientific notation?

Back

Make sure the exponents are the same, then subtract the coefficients.