25-26 Review for CBA 1 7th Advanced

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

Convert 0.000457 to scientific notation.

Back

4.57 x 10^-4

Front

What does a negative exponent indicate in scientific notation?

Back

It indicates that the original number is a really small number.

Front

What is the square root of 2 approximately between which two whole numbers?

Back

1 and 2

Front

Convert the half-life of Uranium, 2.5 x 10^5 years, to standard form.

Back

250000

Front

Which is the largest number: 9 x 10^6, 8 x 10^10, 1.3 x 10^12, or 5.3 x 10^3?

Back

1.3 x 10^12

Front

What is the standard form of 3.2 x 10^4?

Back

32000

Front

How do you express 0.00001 in scientific notation?

Back

1 x 10^-5

Front

What is the value of 10^0?

Back

1

Front

If a number is expressed as 7.5 x 10^3, what is its standard form?

Back

7500