Definitions
The state in which matter exists depends on the objects ________________.
Energy
Physics is the study of _______________.
Matter and Energy
What particle or particles of the atom's nucleus determine the atomic number?
Protons
What fundamental quantity has a standard unit that is still a physical object?
Mass
Who first described the property of Inertia?
Newton
Where do we find Special Revelation?
The Bible
Considered to be the most common state of matter in the universe
Plasma
Type of error that cannot be eliminated
random error
What is another name for the U.S. Customary system?
FPS
Who developed the equation relating matter to energy?
Einstein
What represents the maximum deviation from the mean, or the precision of a measuring instrument?
Tolerance
Convert 7 days into seconds
604,800 seconds
3.487 + 1348.7 = ______________
(use proper significant digit rules)
1352.2
an unalterable fact that, by general agreement, sets the unit value of a fundamental unit
Standard
How many significant digits are in this number:
0.05603
4
Matter at rest will, if left alone, remain at rest: ___________.
Inertia
Mercury has a boiling point of 356.58 degrees C and a melting point of -38.87 degrees C. In what state does mercury exist at -240 degrees C?
Solid
3.75x10^6 x 2.54x10^3
(use rules for calculation of scientific notations)
9.53x10^9
An arithmetic combination of fundamental units
Derived Unit
SI UNIT for:
Length, Mass, Time, Temperature and Electric Current
Meter, Kilogram, Second, Kelvin, Ampere
The ratio of an objects mass to its volume
Density
Molecule vs. Mixture
Molecule: CHEMICAL combination of two or more ATOMS which forms a new substance.
Mixture: PHYSICAL combination of two or more ELEMENTS or COMPOUNDS
Alpha Decay vs Beta Decay and what do they have in common?
Both eject a particle from the nucleus of an atom due to radioactive decay.
Alpha Decay: emission of two protons and neutrons(alpha particle)
Beta Decay: emission of an electron(beta particle)
Precision vs. Accuracy
Precision: closeness to each other
Accuracy: closeness to the actual value
SI PREFIX for:
Centi-, Kilo-, Mega-, Micro- and Nano-
10^-2, 10^3, 10^6, 10^-6, 10^-9