What is the main advantage of using scientific notation for estimating large quantities?

Scientific Notation and Estimation Concepts

Interactive Video
•
Mathematics, Science, Physics
•
6th - 8th Grade
•
Hard

Thomas White
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
It simplifies the representation of very large numbers.
It eliminates the need for rounding.
It allows for more precise measurements.
It makes calculations more complex.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How did Keegan determine his estimate of the number of grains of sand on Earth?
By guessing.
By using a calculator.
By counting up to the largest digit.
By counting only the zeros.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When comparing the speed of light and sound, what is the first step in using scientific notation?
Count the number of digits.
Round to the nearest whole number.
Convert to a fraction.
Round to the largest place value.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the scientific notation for 300 million?
3 x 10^6
3 x 10^8
3 x 10^9
3 x 10^7
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you determine the power of 10 when comparing populations?
By counting the number of zeros.
By counting the number of spaces moved.
By subtracting the smaller number from the larger number.
By adding the digits together.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the scientific notation for a number with nine spaces moved?
1.2 x 10^7
1.2 x 10^10
1.2 x 10^8
1.2 x 10^9
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When comparing the thickness of a human hair and a sheet of paper, what type of exponent is used?
Positive exponent
Zero exponent
Negative exponent
Fractional exponent
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