General Physics Flashcards
What is Physics (3 Answers)
1.) Experimental Science
2.) Tool to test Hypothesis
3.) Conclusion Making
The 3 Definition of Physical Quantities
1.) Fundamental Quantities
2.) Mass, Distance, Time
3.) Reference Standard
Expressed in terms of _______
Fundamental Quantities
These are some of the Fundamental Quantities
Mass, Distance, Time
Physical Quantity will only make sense if compared to a reference standard
Reference Standard
What are the 7 Fundamental Quantities of Physics
Mass
Length
Time
Electric Current
Thermodynamic Temperature
Amount of Substance
Luminous Intensity
It is the rate of change of electric charge though a circuit
Electric Current (Ampere)
It is an absolute measure of the average total internal energy of an object or objects
Thermodynamic Temperature (Kelvin)
It is a dimensionless expression of the number of particles in a sample
Amount of Substance ( Mole )
It is a measure of wavelength- weighted power emitted by a light source in a particular direction per unit solid angle
Luminous Intensity (Candela)
It refers to the number of important single digits (0 through 9 inclusive) in the coefficient of an expression in scientific notation
Significant Figures
The number of ________ in an expression indicates the confidence or precision with which an engineer or scientist states a quantity.
Significant Figures
What are the 4 rules of the Significant Figure
1.) All nonzero digits are significant
2.) All zeros between nonzero digits are significant
3.) All zeros before the first nonzero digit are NOT significant
4.) All zeros to the right of the last nonzero digit are significant
Determine the number of significant figures of the values given below
1.) 0.0025
2
Determine the number of significant figures of the values given below
2,) 12.00030
7
Determine the number of significant figures of the values given below
3.) 3.1416
5
Determine the number of significant figures of the values given below
4.) 20.20
4
Determine the number of significant figures of the values given below
5.) 0.4
1
_________ also called exponential notation is a convenient way of writing values using the power of ten notation wherein we can determine the number of significant digits as well as the place value to the digit.
Scientific Notation
What is the Format of Scientific Notation?
C.MMMMM X10e (exponent yung e ha)
What is the Prefix - Symbol of the following : [positive]
(sorry, diko kaya yung may exponent chuchu)
1.) 10’18
2.) 10’15
3.) 10’12
4.) 10’9
5.) 10’6
6.)10’3
7.) 10’2
8.) 10’1
1.) exa - E
2.) peta - P
3.) tera - T
4.) giga - G
5.) mega - M
5.) kilo - k
6.) hecto - h
7.) deka - da
What is the Prefix- Symbol of the following :
1.) 10’-1
2.) 10’-2
3.) 10’-3
4.) 10’ - 6
5.) 10’-9
6.) 10’-12
7.) 10’-15
8.) 10’-18
1.) deci - d
2.) centi- c
3.) mili - m
4.) micro - (diko ma -type yung symbol :>)
5.) nano - n
6.) pico - p
7.) femto - f
8.) atto - a
The scientific notation of exa - E?
10’18
The scientific notation of peta- P
10’15
