Scientific Notation Concepts

The video tutorial introduces scientific notation, explaining how to convert both large and small numbers into this format. It covers the concept of positive and negative powers, depending on the size of the number. The tutorial provides step-by-step examples, demonstrating the movement of the decimal point and the calculation of the power of ten. It concludes with advanced examples to reinforce the learning.

What is the power of 10 when converting a large number into scientific notation?

• Negative

• Fractional

• Zero

• Positive

In scientific notation, what does the exponent represent?

• The base number

• The size of the number

• The number of decimal places moved

• The number of zeros

What is the base number used in scientific notation?

• 10

• 5

• 100

• 2

How many spaces do you move the decimal point for the number 3.48 in scientific notation?

• 12

• 10

• 8

• 5

What is the scientific notation for a number where the decimal is moved 9 spaces?

• 3.48 x 10^9

• 3.48 x 10^8

• 3.48 x 10^-8

• 3.48 x 10^-9

What does a negative power indicate in scientific notation?

• A fractional number

• A whole number

• A large number

• A small number

When converting a small number to scientific notation, where should the decimal point be placed?

• Before the first non-zero digit

• After the first non-zero digit

• At the end of the number

• At the start of the number

How many spaces do you move the decimal point for the number 7.25 in scientific notation?

• 5

• 7

• 11

• 9

What is the scientific notation for a number where the decimal is moved 11 spaces?

• 9.6 x 10^11

• 9.6 x 10^-11

• 9.6 x 10^-9

• 9.6 x 10^9

What is the scientific notation for a number where the decimal is moved 7 spaces?

• 7.25 x 10^-6

• 7.25 x 10^6

• 7.25 x 10^7

• 7.25 x 10^-7