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Physics Pre-test Review: Units and Measurements, Error, the Scientific Method Flashcards | StudBud
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Physics Pre-test Review: Units and Measurements, Error, the Scientific Method
Physics Pre-test Review: Units and Measurements, Error, the Scientific Method
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1
What is the
symbol
for the prefix
Mega
-?
c
m
M
μ
2
If length = 10±0.05 cm, width = 10±0.05 cm, and height = 25±0.05 cm, what is volume with error?
2,500 ± 30.11 cm3
2,500 ± 29.89 cm3
2,529.89 ± 29.89 cm3
2,530.11 ± 30.11 cm3
3
Fill in the blank:
Conversion fractions should _______ the old unit, and _______ the new unit.
multiply, divide
subtract, add
introduce, cancel out
cancel out, introduce
4
Which of the following accurately describes the minimum error on a meterstick?
0.5 cm
0.05 cm
0.5 mm
0.05 mm
5
What is the
symbol
for the prefix
micro
-?
m
M
μ
c
6
Which of the following correctly defines a(n) hypothesis?
representation designed to show structure or workings
method of units asalgebraic quantities which can be canceled
explanation for observations, tested through experiments
expression of (in)exactness of measured or calculated values
7
What is the
prefix
for 1 / 1,000,000,000 of a base unit?
Giga-
milli-
nano-
micro-
8
Which of the following correctly describes the relationship between a prefix and base unit?
1 m / 1,000,000 μm
1,000 m / 1 mm
100 mg / 1 g
1 g / 1,000 kg
9
What is the
prefix
for 1 / 1,000,000 of a base unit?
micro-
milli-
centi-
nano-
10
Which choice below correctly lists the steps of the scientific method, in order?
Hypothesis, Conclusions, Experiment, Background Research
Background Research, Hypothesis, Experiment, Conclusions
Conclusion, Experiment, Background Research, Hypothesis
Experiment, Hypotheis, Conclusions, Background Research
11
What is the
symbol
for the prefix
Giga
-?
G
c
μ
k
12
What is the SI
base
unit for the PHYSICS quantity
time
?
minute
second
hour
millisecond
13
Which of the following numbers is in proper scientific notation?
0.384 x 10-5<
6.67 x 10-11
4.509 x 104
1.630 x 103
14
What is the SI
base
unit for the PHYSICS quantity
mass
?
gram
ounce
kilogram
pound
15
What is the proper scientific notation for the number 1,403,000?
14.03 x 105
1.403 x 106
1.4 x 106
0.1403 x 107
16
Complete the following unit conversion:
3.65 m = _____ in
9.27 in
927 in
1.44 in
144 in
17
What is the
prefix
for 1,000,000 of a base unit?
Mega-
milli-
Giga-
kilo-
18
What is the
prefix
for 1,000 of a base unit?
nano-
kilo-
milli-
centi-
19
If length = 10 ± 0.05 cm, width = 10 ± 0.05 cm, and height = 25 ± 0.05 cm, what is max. volume?
2,530.11 cm3
2,500.15 cm3
2,500 cm3
2,811.38 cm3
20
Complete the following unit conversion:
43 mi/hr = _____ m/s
124 m/s
15 m/s
297 m/s
19 m/s
21
What is the
symbol
for the prefix
milli
-?
μ
m
n
c
22
What is the
symbol
for the prefix
centi
-?
μ
m
k
c
23
Which of the following correctly defines a(n) model?
expression of (in)exactness of measured or calculated values
method of units asalgebraic quantities which can be canceled
explanation for observations, tested through experiments
representation designed to show structure or workings
24
What is the SI
base
unit for the PHYSICS quantity
temperature
?
Kelvin
Barr
degree Celcius
degree Fahrenheit
25
What is the
prefix
for 1,000,000,000 of a base unit?
Mega-
centi-
milli-
Giga-
26
If length = 10 ± 0.05 cm, width = 10 ± 0.05 cm, and height = 25 ± 0.05 cm, what is min. volume?
2,211.13 cm3
2,470.11 cm3
2,499.85 cm3
2,500 cm3
27
What is the
symbol
for the prefix
kilo
-?
k
μ
c
G
28
If length = 10 ± 0.05 cm, width = 10 ± 0.05 cm, and height = 25 ± 0.05 cm, what is avg. volume?
250 cm3
2,500 cm3
450 cm3
45 cm3
29
True or False
:
It is important that the results of an experiment are able to be reproduced.
False
True
30
Complete the following unit conversion:
3.65 hr = _____ s
1.01 x 10-3 s
6.08 x 10-2 s
2.19 x 102 s
1.31 x 104 s
31
Which of the following represents 7.095 x 10
-4
in normal notation?
7095
7.095
70950
0.0007095
32
If a graduated cylinder has tick marks every 25 mL along the glass, what is the minimum error?
0.5 mL
12.5 mL
0.05 mL
5 mL
33
Complete the following unit conversion:
3.65 nm = _____ km
3.65 km
3.65 x 10-9 km
3.65 x 10-12 km
3.65 x 106 km
34
What is the
symbol
for the prefix
nano
-?
n
c
μ
m
35
Complete the following unit conversion:
120 km/hr = _____ km/s
3.33 x 10-2 km/s
2 km/s
4.32 x 105 km/s
7.20 x 103 km/s
36
What is the
prefix
for 1 / 1,000 of a base unit?
kilo-
milli-
centi-
nano-
37
What is the SI
base
unit for the PHYSICS quantity
volume
?
liquid ounce
centimeter cubed
kilogram per meter cubed
millimeter
38
Which of the following is needed to find the
ERROR
on a volume calculated in lab?
minimum possible volume
average volume
maximum possible volume
dimensions with error
39
What is the SI
base
unit for the PHYSICS quantity
length
?
meter
millimeter
kilometer
centimeter
40
What is the
prefix
for 1/ 100 of a base unit?
milli-
centi-
micro-
kilo-
