with complete answers.
Compare the density if ice to the density of water. The density of the ice is - n
Ans✔
less than
Qs
A good way to improve communications and understand relationships involved in
nature is to - n
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make measurements of objects and events
Qs
Science seeks to understand nature (T/F) - n
Ans✔
true
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What are used to describe a property, describe how quantities change together,
and define a concept? - n
Ans✔
equations
Qs
Which of the following is not an SI unit of the property it measures?
a. mass-kilogram
b. length-meter
c. volume-ounce
,d. time-second - n
Ans✔
c. volume-ounce
Qs
The ancient Greek natural philosophers are different from scientist of today
because their understanding about nature came from - n
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thinking only
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When something cannot be directly observed, it can be represented by a - n
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model
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The property of volume is a measure of - n
Ans✔
how much space the object occupies
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A tentative scientific explanation which may or may not be rejected upon further
experimentation is called a - n
Ans✔
hypothesis
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One of the basis differences between science and a pseudoscience is the lack of - n
Ans✔
valid and reliable experimental studies
,Qs
An event with two situations that has all the influencing factors identical except
one is a(n) - n
Ans✔
controlled experiment
Qs
An experimental situation used as the basis of comparison is the - n
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control group
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Measured properties that have different values at different times are - n
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variables
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When two variables increase together in the same ratio they - n
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are in direct proportion
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Measurement is the process of comparing a _______ to a well defined _______. - n
Ans✔
property; referent
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Which of the following is not a fundamental property - n
Ans✔
, weight
Qs
The property of area is a measure of - n
Ans✔
the extent of the surface of the object
Qs
The SI standard unit for mass is the - n
Ans✔
kilogram
Qs
The metric prefix that means one-hundredth is _________. - n
Ans✔
centi
Qs
The metric prefix that means one thousand is _______. - n
Ans✔
kilo
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Measurement information used to describe something is called - n
Ans✔
data
Qs
A fundamental property cannot be measured _______________. - n
Ans✔