Understanding Scientific Notation Concepts

Understanding Scientific Notation Concepts

Assessment

Interactive Video

Mathematics, Science, Physics

9th - 10th Grade

Practice Problem

Hard

Created by

Thomas White

FREE Resource

The video tutorial covers scientific notation, explaining its importance and how it simplifies the representation of large and small numbers. It introduces the concept of order of magnitude and provides guidelines for writing numbers in scientific notation. The tutorial includes exercises and examples to practice these concepts, as well as advanced examples for more complex calculations. It concludes with a section on performing operations using scientific notation, such as addition, subtraction, multiplication, and division.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary purpose of using scientific notation?

To simplify the representation of very large or small numbers

To confuse students

To make numbers look more complex

To avoid using decimals

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a correct representation of a number in scientific notation?

0.5 * 10^3

5.0 * 10^3

50 * 10^3

500 * 10^3

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is the number 0.99 * 10^5 not in scientific notation?

The decimal number is greater than 10

The power of 10 is incorrect

It is already in scientific notation

The decimal number is less than 1

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In scientific notation, what does the exponent indicate?

The size of the number

The number of zeros in the number

The order of magnitude

The number of digits in the number

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How would you express 0.00034 in scientific notation?

0.34 * 10^-3

34 * 10^-5

3.4 * 10^4

3.4 * 10^-4

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result of multiplying 2.5 * 10^3 by 4 * 10^2?

10 * 10^5

1.0 * 10^6

10 * 10^6

1.0 * 10^5

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When adding numbers in scientific notation, what must be true about the exponents?

They must be positive

They must be different

They must be equal

They must be negative

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