Transcript Standard form

EXAMPLE 2
Standardized Test Practice
SOLUTION
Standard form
0.000004
Product form
4 0.000001
Scientific notation
–6
4 10
Exponent is – 6.
Move decimal point 6 places to the right.
ANSWER
The thickness of the bubble is 4
The correct answer is B.
–6
10
meter.
GUIDED PRACTICE
for Example 2
Write the number in scientific notation.
7. 0.00475
SOLUTION
Standard form
0.00475
Product form
4.75 0.001
Scientific notation
4.75 10–3
GUIDED PRACTICE
8.
for Example 2
0.00000526
SOLUTION
Standard form
0.00000526
Product form
5.26 0.000001
Scientific notation
5.26 10–6
GUIDED PRACTICE
9.
for Example 2
0.0000000082
SOLUTION
Standard form
0.0000000082
Product form
5.2 0.000000001
Scientific notation
8.2 10–9
GUIDED PRACTICE
for Example 2
10. 0.0237
SOLUTION
Standard form
0.0237
Product form
2.37 0.001
Scientific notation
2.37 10–2
GUIDED PRACTICE
for Example 2
11. 0.000097
SOLUTION
Standard form
0.000097
Product form
9.7
0.00001
Scientific notation
9.7 10–5
GUIDED PRACTICE
for Example 2
12. 0.0003141
SOLUTION
Standard form
0.0003141
Product form
3.141 0.0001
Scientific notation
9.141 10–4