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Physics and the Methods of Science Flashcards | StudBud
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Physics and the Methods of Science
Physics and the Methods of Science
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1
How does mathematics aid in the science field?
It helps in neither the scientific field nor the mathematical field.
It makes ideas in science ambiguous.
Math helps in the mathematical field, but not in the scientific realm.
It makes ideas in science unambiguous.
2
Weight (in Newtons) is mass x acceleration (w = mg)
False
True
3
What is a rule of significant digits?
Zeros used solely for spacing the decimal point are not significant.
A number higher than 40 digits does not qualify as a significant digit.
Digits from 1-8 are always significant.
Zeros between two other significant digits are not significant.
4
All measurements are subject to some uncertainty.
False
True
5
What is a derived unit?
A derived unit is made up of basics units.
Egypt
A derived unit is a unit found by taking the integral of a function.
A derived unit is made up of unique units.
6
How does the distance from earth affect gravitational force?
Density decreases as you move away from the earth by distance squared.
Weight increases as you move away from the earth by distance squared.
Whales decrease as you move away from the earth by distance squared.
Weight decreases as you move away from the earth by distance squared.
7
What is Precision?
Precision is essentially the same as scientific notation.
Precision and Accuracy are the same.
Precision is the degree of exactness with which a quantity is measured.
Precision is the degree of how close the measurement is to the true value.
8
Dimensional analysis is used to check that an answer will be in the wrong units.
False
True
9
What is Physics the study of?
Musical theory.
The relationship between matter and energy.
Math and its applications to economics.
How living organisms interact with their environments.
10
Precision is the extent to which measurement matches the true value.
False
True
11
How percise can you final answer be?
As precise as the exact answer appears when the calculation is complete.
As precise as the number with the least precise value in your calculation.
As precise as the number with the most precise value in the calculation.
As precise as .000038.
12
The scientific method is a systematic method of observing, experimenting, and analyzing to understand the world.
False
True
13
Which is a NOT standard unit of measurement?
The candela (cd) is the unit of light intensity.
The kilogram (kg) is the unit of mass.
The meter (m) is the unit of length.
The ampere (A) is the unit of sound.
