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U1L2 - Post Quiz - Scientific Notation & Dimensional Analysis

Authored by Bryan Vaughan

Science

9th Grade

Used 5+ times

U1L2 - Post Quiz - Scientific Notation & Dimensional Analysis
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10 questions

Show all answers

1.

MULTIPLE SELECT QUESTION

1 min • 1 pt

What must be true for the number "a" in scientific notation. Select all that apply.

must be less than 10

must be greater than 1

must be greater than or equal to 1

must be less than or equal to 10

must be less than 1

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Write the following number in scientific notation.

360

3.6×1023.6\times10^2  

0.36×1020.36\times10^2  

3.6×1033.6\times10^3  

3.6×10−23.6\times10^{-2}  

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Write the following number in scientific notation.

0.052

5.2×1015.2\times10^1  

5.2×10−15.2\times10^{-1}  

5.2×10−25.2\times10^{-2}  

5.2×1025.2\times10^2  

4.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

Write the following number in standard form. Type your answer with no spaces and no commas.

5.7×10−15.7\times10^{-1}  

(a)  

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Choose the bigger number.

2.45×10−62.45\times10^{-6}  

7.3×10−87.3\times10^{-8}  

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

A ratio of equivalent values used to express the same quantity in different units; is always equal to 1 and changes the units of a quantity without changing its value

conversion factor
percent error
dimensional analysis
scientific notation

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

A systematic approach to problem solving that uses conversion factors to move from one unit to another

dimensional analysis
conversion factor
scientific notation
percent error

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