PHYSICS REVIEW AND PRACTICE EXAMINATION
COMPREHENSIVE HIGH-YIELD PHYSICS ASSESSMENT COVERING
MECHANICS, FULL FORMATTED PRACTICE PAPER: MECHANICS •
ELECTRICITY AND MAGNETISM
SPRING SEMESTER EXAMINATION [2025/2026]
Motion graphs
When distance slope is INCREASING (and positive), velocity slope is POSITIVELY inclined, and
acceleration slope is POSITIVE and horizontal.
When distance slope is CONSTANT, velocity slope is HORIZONTAL line, and acceleration slope is
ZERO
When distance slope is DECREASING (but still positive), velocity slope is NEGATIVELY inclined,
and acceleration slope is NEGATIVE and horizontal
When distance slope is HORIZONTAL, velocity slope is at ZERO.
When distance slope is NEGATIVE, velocity slope is in the NEGATIVE
A FLATTENING distance curve means velocity slope is APPROACHING ZERO
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, Heat formula
c = Q/(m x Delta T)
c - specific heat
Q - heat (in Joules)
m - mass
T - temperature difference
Impulse formula
Impulse (J) = F x Delta T = change in momentum
Fg of 2 objects
F = G(m1*m2)/r^2
1st Law of Thermodynamics
AKA Law of Conservation -
Energy can not be created or destroyed in an isolated system
2nd Law of Thermodynamics
The entropy of an isolated system always increases
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