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Physical Science Unit 1 Intro to Science (scientific method, measurement, sig figs) Flashcards | StudBud
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Physical Science Unit 1 Intro to Science (scientific method, measurement, sig figs)
Physical Science Unit 1 Intro to Science (scientific method, measurement, sig figs)
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1
The process of reducing the number of zeros in either very large numbers or very small numbers
scientific notation
scientific method
scientific multiplication
scientific calculation
2
Convert 0.0000879 to scientific notation
8.79 x 10¯5
8.79 x 10¯7
87.9 x 10¯5
87.9 x 10¯7
3
A meter stick is used to measure ___
density
volume
mass
length
4
How many significant figures are in 0.005436 g?
6
3
4
2
5
The "closeness to the target" refers to the _
precision
accuracy
goal
exactness
6
Solve the following with the correct sig figs and label: 150 g/4 mL
40 g/mL
38 g/mL
37.5 g/mL
4 g/mL
7
What does (cm) stand for in the metric system?
close measurement
centimeter
central meter
common measurement
8
If you move
down
the metric system "ladder", then your decimal point should move to the ___
right
left
9
Convert 35 L to mL
.035
35
.35
35000
10
Convert 51 mm to cm
5100
.51
510
5.1
11
This is how close together measurements are to each other
goal
exactness
accuracy
precision
12
Convert 123 to scientific notation
12.3 x 101
12.3 x 102
1.23 x 102
1.23 x 103
13
Convert 1.54 x 10¯
3
to standard form (a regular number with or without a decimal)
.00154
.154
154
1540
14
What does (kg) stand for in the metric system?
king
kilogram
pound
key generator
15
Convert 8,950,000 to scientific notation
8.95 x 106
89.5 x 106
8.95 x 107
89.5 x 105
16
How many significant figures are in 100.250 mL?
5
6
3
1
17
Determine the volume with the correct number of sig figs.
21.8 mL
22.0 mL
21.75 mL
21.00 mL
18
What instrument do you use to measure mass?
triple beam balance
graduated cylinder
meterstick
scale
19
What does the (L) stand for in the metric system?
luminosity
liter
labeled
length
20
What does (m) stand for in the metric system?
metric
meter
millions
miles
21
Which of the following is the correct order of the Scientific Method?
Analyze, Question, Data, Hypothesis, Experiment, Conclusion
Question, Analyze, Experiment, Hypothesis, Data, Conclusion
Question, Analyze, Hypothesis, Experiment, Data, Conclusion
Question, Hypothesis, Experiment, Data, Analyze, Conclusion
22
Solve the following problem with the correct sig figs and label: 1.35 m x 2.467 m
3.33 m2
3.33 m
3.33045 m
3.330 m2
23
The amount of
matter
in an object is its ____
length
volume
density
mass
24
what does (g) stand for in the metric system?
graduated
growth
gravity
gram
25
Which of the following put the metric prefixes in the correct order from biggest to smallest?
k-h-d-B-c-d-m
k-h-d-B-d-c-m
k-d-h-B-d-c-m
k-d-h-B-c-d-m
26
If you move
up
the metric system "ladder", then your decimal point should move to the ___
right
left
27
Convert 8.92 x 10
3
to standard form (a regular number with or without a decimal)
892
.00892
.892
8920
28
A graduated cylinder is used to measure ___
mass
density
length
volume
29
Solve the following with correct sig figs and label: 12.01 mL + 35.2 mL + 6 mL
53.2 mL
50 mL
53 mL
53.21 mL
30
Convert 75.1 mg to kg
75100000
75100
.00751
.0000751
31
The amount of
space
an object takes up is its
density
volume
mass
length
32
What does (mL) stand for in the metric system?
metric liter
microliter
miles
milliliter
33
Determine the length of the leaf to the correct number of sig figs.
3.6 cm
3.50 cm
3.00 cm
3.4 cm
34
Convert 0.75246 kg to g
.0075246
752.46
.00075246
75.246
