AnswersHOPE Scholars- Math Grade 8Introduction to Scientific Notation

Introduction to Scientific Notation Answers

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1
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Which number is written in scientific notation?

A
4.5 times 10 Superscript negative 3
Option A
B
14.5 times 10 Superscript 2
Option B
C
0.78 times 10 Superscript negative 6
Option C
D
5.7 times 4 Superscript 8
Option D
2
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Which list is in order from least to greatest?

A
, , ,
Option A
B
, , ,
Option B
C
, , ,
Option C
D
, , ,
Option D
3

Which answer shows written in standard form?

Question illustration
A
0.000213786
B
2,137.86
C
21,378.6
D
2,137,860,000
4

Which is the best estimate for written in scientific notation?

Question illustration
A
3 times 10 Superscript 2
Option A
B
6 times 10 Superscript 2
Option B
C
3 times 10 Superscript 4
Option C
D
6 times 10 Superscript 4
Option D
5

Which answer shows written in standard form?

Question illustration
A
0.000845
B
8,450
C
84,500
D
8,450,000
6

Which number is equal to ?

Question illustration
A
–1,000
B
–30
C
0.001
D
0.003
7

Which answer shows written in standard form?

Question illustration
A
–0.000009
B
–0.00009
C
0.0009
D
0.00009
8

Which statement is correct?

A
(2.06 times 10 Superscript negative 2 Baseline) (1.88 times 10 Superscript negative 1 Baseline) less-than StartFraction 7.69 times 10 Superscript negative 2 Baseline Over 2.3 times 10 Superscript negative 5 Baseline EndFraction
Option A
B
(2.06 times 10 Superscript negative 2 Baseline) (1.88 times 10 Superscript negative 1 Baseline) greater-than-or-equal-to StartFraction 7.69 times 10 Superscript negative 2 Baseline Over 2.3 times 10 Superscript negative 5 Baseline EndFraction
Option B
C
(2.06 times 10 Superscript negative 2 Baseline) (1.88 times 10 Superscript negative 1 Baseline) greater-than StartFraction 7.69 times 10 Superscript negative 2 Baseline Over 2.3 times 10 Superscript negative 5 Baseline EndFraction
Option C
D
(2.06 times 10 Superscript negative 2 Baseline) (1.88 times 10 Superscript negative 1 Baseline) = StartFraction 7.69 times 10 Superscript negative 2 Baseline Over 2.3 times 10 Superscript negative 5 Baseline EndFraction
Option D
9

Which number is greatest?

A
2.89 times 10 Superscript negative 8
Option A
B
1.997 times 10 Superscript 2
Option B
C
8.9 times 10 Superscript negative 6
Option C
D
5 times 10 Superscript negative 6
Option D
10

A company produces light bulbs each week. Written in scientific notation, which is the best estimate of how many light bulbs the company will make in weeks?

Question illustration
A
light bulbs
Option A
B
light bulbs
Option B
C
light bulbs
Option C
D
light bulbs
Option D
11

Which answer shows 0.05 written in scientific notation?

A
0.5 times 10 Superscript negative 1
Option A
B
5 times 10 Superscript negative 2
Option B
C
5 times 10 Superscript negative 1
Option C
D
5 times 10 Superscript 2
Option D
12

Which number is written in scientific notation?

A
6 times 10 Superscript 11
Option A
B
12 times 10 Superscript negative 8
Option B
C
0.2 times 10 Superscript 5
Option C
D
8 times 7 Superscript 2
Option D
13

Which number is greatest?

A
6.23 times 10 Superscript 12
Option A
B
6.23 times 10 Superscript 8
Option B
C
6.23 times 10 Superscript negative 6
Option C
D
6.23 times 10 Superscript 3
Option D

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