MYP -Scientific Notation-SY25

Front

What is scientific notation?

Back

A method of expressing numbers as a product of a coefficient and a power of 10, e.g., 6.5 x 10^3.

Front

How do you convert a small decimal number to scientific notation?

Back

Move the decimal point to the right until you have a number between 1 and 10, and count the number of places moved; this becomes a negative exponent.

Front

Convert 0.0000006563 to scientific notation (3 significant figures).

Back

6.56 x 10^-7.

Front

What is the expanded form of 5.64 x 10^-1?

Back

0.564.

Front

How do you express 0.000457 in scientific notation?

Back

4.57 x 10^-4.

Front

If the exponent in scientific notation is positive, what does it indicate about the number?

Back

The number is large.

Front

What is the expanded form of 3.4 x 10^4?

Back

34000.

Front

How do you round a number in scientific notation to 3 significant figures?

Back

Look at the fourth significant figure; if it's 5 or more, round up the third figure.

Front

What is the coefficient in the scientific notation 7.89 x 10^2?

Back

7.89.

Front

What does the exponent in scientific notation represent?

Back

The number of places the decimal point has been moved.