Freshman Physics Final UPDATED Exam Questions and CORRECT Answers
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Course
Freshman Physics
Institution
Freshman Physics
Freshman Physics Final UPDATED Exam
Questions and CORRECT Answers
Absolute Zero - CORRECT ANSWER- Lowest possible temperature that any substance can
have. The temperature at which the atoms of a substance have minimal or no kinetic energy.
Acceleration - CORRECT ANSWER- Rate at which an objec...
Freshman Physics Final UPDATED Exam
Questions and CORRECT Answers
Absolute Zero - CORRECT ANSWER- Lowest possible temperature that any substance can
have. The temperature at which the atoms of a substance have minimal or no kinetic energy.
Acceleration - CORRECT ANSWER- Rate at which an object's velocity changes with time;
the change in velocity may be in magnitude, direction, or both
Air Resistance - CORRECT ANSWER- Friction or drag that acts on something moving
through the air
Antimatter - CORRECT ANSWER- Matter composed of atoms with negative nuclei and
positive electrons.
Antiprotons - CORRECT ANSWER- Protons found in the nucleus of antimatter that have a
negative charge
Atomic Number - CORRECT ANSWER- number associated with an atom that is equal to the
number of protons in its nucleus and (in a non charged particle) the number of electrons.
Atoms - CORRECT ANSWER- Smallest particle of an element that has all of the elements
properties. Consists of protons (+) and neutrons in the nucleus and electrons (-) orbiting
around the nucleus
Average Speed - CORRECT ANSWER- Path distanced over the time interval
Bimetallic Strip - CORRECT ANSWER- Two strips of metal welded or riveted together,
because the two substances expand at different rates when heated and cooled the strip bends.
When heated the side with the lower pacific heat will expand causing the side with the lower
specific heat to contrast making it bend towards the side with the lower specific heat.Used in
thermostats.
, Calorie - CORRECT ANSWER- Kilocalorie or 1,000 calories;used to describe the energy
available from food
calorie - CORRECT ANSWER- a unit of heat; required to raise 1 gram of water 1 Celsius
degree
Celsius Scale - CORRECT ANSWER- Boiling Point = 100℃
Freezing Point = 0℃
Absolute Zero = -273℃
K = ℃ + 273
Chemical Formula - CORRECT ANSWER- Description that uses numbers and symbols of
elements to describe the proportions of elements in a compound or reaction.
Component - CORRECT ANSWER- Parts in to which a vectors can be separated and that act
in different directions from a vector
Compounds - CORRECT ANSWER- Chemical substance made up of atoms or to or more
different elements combined in a fixed proportion
Conduction - CORRECT ANSWER- A type of heat transfer from a particle to another
particle that are in direct contact
Convection - CORRECT ANSWER- A type of heat transfer by movements of the heated
substance itself, such as by currents in fluid
Dark Energy - CORRECT ANSWER- An antigravity energy that comprised up to 73% of the
universe and is responsible for the ever expanding universe.
Dark Matter - CORRECT ANSWER- Unseen and unidentified matter that is evident by its
gravitational pull on stars in galaxies .
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