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Conceptual Physics: Intro, Science, & Measurement Flashcards | StudBud
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Conceptual Physics: Intro, Science, & Measurement
Conceptual Physics: Intro, Science, & Measurement
25 terms
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scientific method, measurement, scientific notation, sig figs, SI units
Flashcards
25 cards
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Practice quiz
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Questions
25
Answers
1
Which target is accurate but not precise?
upper left
lower right
lower left
upper right
2
55.45 + 0.1 = ? (apply sig fig rules)
55.6
56.5
55.55
55.60
3
The SI unit for mass is the
pound
second
Newton
kilogram
4
"Count the least number of sig figs in all the numbers" is the rule for..
multiplying/dividing
adding/subtracting
none of these
5
to go from "Kilo" to "milli"...
multiply by 1,000,000
divide by 1,000,000
multiply by 1,000
none of these
6
Physics comes from the Greek word for _______
nature
stress
"what is it?", like "manna"
pure joy
7
What's the first step of the "scientific method"?
Question
Hypothesis
Observation
Experiment
8
How many sig figs in 0.0005?
four
one
two
three
9
8.7 x 10
-3
cm in non-scientific notation would be
8,700 cm
.0087
.0087 cm
.087
10
A sniper who gets all his shots close together, but "off target" is showing
accuracy
precision
neither
both
11
Convert 10 mm to cm
none of these
100
1
10
12
To be valid, a hypothesis must be
true
all of these
disprovable
proven
13
How many sig figs in 1001?
3
4
2
14
Which of these numbers is in correct form for scientific notation of 54,000 m?
5.4 x 104
5.4 x 10-4
54,000
54 x 103
15
Kilo, Hecto, Deka, ___, deci, centi, milli
base unit
nano
mega
micro
16
How many sig figs in 1.5 x 10^4
none
2
1
17
How many grams in a kilogram?
10
1,000,000
1,000
100
18
How many sig figs in 1,230?
4
2
none of these
3
19
For lab safety, one should always
open lab windows
wear an apron
do the experiment quickly
follow the teacher's instructions
20
After observing & questioning, scientists
collect data
experiment
conclude
hypothesize & predict
21
The scientific unit for force is
pound
joules
none of these
Newton
22
Convert 25 ml to Liters
2.5
250
0.025
25,000
23
The SI unit of length is the
yard
cm
kg
meter
24
How many centimeters in a meter?
100
1/100
10
1,000
25
Which of these is a prediction based on the hypothesis that "the baby is hungry"?
he/she needs sleep
he/she will stop crying after I feed him/her
he/she did not eat breakfast
because he/she did not eat
