5700 1 2 3 4 Multiply 8435 21103 178003805 1780 x 10 8 1780 x 10 7 17800000 Which of the following instruments would give you the most accurate measurement Round to 3 significant digits ID: 643971
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Slide1
How many significant digits?5700
1
2
3
4Slide2
Multiply843.5 * 21103
17800380.5
1.780 x 10
8
1.780 x 10
7
17800000Slide3
Which of the following instruments would give you the most accurate measurement?Slide4
Round to 3 significant digits.861900000000
862
86200000000
8.62 x 10
-11
8.62 x 10
11Slide5
What is the correct way to convert 5.00 gallons to mL?
A.
5.00
gallons
4
qt 1000
mL
=
1
gallon 1 Liter
B.
5.00
gallons
4
qt
1 Liter 1000
mL
=
1
gallon 1.06
qt 1
Liter
C.
5.00 gallons 4 qt 1.06 Liters 1000
mL
=
1
gallon 1 qt 1 LiterSlide6
How many significant digits?0.013020
4
5
6
7Slide7
Multiply85 * 1.33
113.05
113
110
110.Slide8
How many significant digits?3703
1
2
3
4Slide9
A student measured the length of an object four times and got the following measurements: 3.52 cm, 3.48 cm, 3.52 cm, and 3.52 cm. The teacher told the students that the accepted value for the length was 3.70 cm. How was the student’s accuracy and precision?
A. Very
good accuracy and very good precision
B. Not
very good accuracy and very poor precision
C. Not
very good accuracy and very good precision
D. Very
good accuracy and very poor precisionSlide10
Round to 3 significant digits.34592
345
34500
34600
3.45 x 10
4Slide11
In a multiplication or division problem, the first step is counting
Significant digits
Decimal places
Zeros
Non-zero digitsSlide12
How many significant digits?0.0035
2
3
4
5Slide13
Which of the following will allow measurement of a liquid’s volume with the greatest accuracy and precision?
A. 50
mL
graduated cylinder with 1
mL
increments
B. 100
mL
graduated cylinder with 0.5
mL
increments
C. 100
mL
graduated cylinder in 10
mL
increments
D. 200
mL
graduated cylinder in 5
mL
incrementsSlide14
Using a ruler that has divisions which mark every mm, which of the following would be an appropriately recorded length?
A. 45.02 mm
B. 45 mm
C. 45.020 mm
D. 45.0
mmSlide15
Round to 3 significant digits.0.0000485421
485
0.0000485
4.85 x 10
5
4.85 x 10
-10Slide16
In an addition or subtraction problem, what is the first step in determining how the answer should be reported?
A. count
the number of significant digits in each
measurement
B. count
the number of decimal places in each
measurement
C. count
the number of zeroes in each
measurement
D. count
the number of non-zeroes in each measurementSlide17
How many significant digits?2.0050
2
3
4
5Slide18
Which of the following numbers have three significant digits? 1) 1,050
2) 1,150
3) 0.005
4) 1,050,100
A. 1
and 2
B. 1
, 2, and 4
C. 2
and
4
D. 1
, 2, 3, and 4Slide19
Multiply6 * 1234
7
7000
740
7404Slide20
The answers to which of the following will have three significant digits? 1.) (6.022) x (2.61)
2. 6.314 + 6.94 + 2.6501
3. (9.42 + 1.62) / 4.1
4. 485 / 9.231
A. 1
and
2
B. 3
and
4
C.1
, 2, and
4
D. 1
and 4