4.3 Scientific Notation & Compare!

Front

What is scientific notation?

Back

A way to express very large or very small numbers using powers of ten, in the form a x 10^n, where 1 ≤ a < 10 and n is an integer.

Front

Convert 7.8 x 10^-3 to standard form.

Back

0.0078

Front

Which is smaller: 1.3 x 10^20 or 8.4 x 10^19?

Back

8.4 x 10^19 is smaller.

Front

List the following elements in order from least to greatest mass per atom: hydrogen, carbon, oxygen, silver, gold.

Back

hydrogen, carbon, oxygen, silver, gold

Front

What happens when the exponent in scientific notation is negative?

Back

You will get a small number.

Front

Identify the correct scientific notation: 20.35 x 10^4, .2035 x 10^4, 2035^4, 2.035 x 10^4.

Back

2.035 x 10^4 is correct.

Front

How do you compare numbers in scientific notation?

Back

Compare the exponents first; the number with the larger exponent is greater. If exponents are equal, compare the coefficients.

Front

What is the standard form of 5.6 x 10^2?

Back

560

Front

If you have 3.2 x 10^-5, what is its standard form?

Back

0.000032

Front

What is the value of 10^0?

Back

1, because any number raised to the power of zero is 1.