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WorksheetsEnergy & Chemistry
Total questions: 23
Worksheet time: 12mins
Sound, heat, rainbows and organic lettuce are all made of ___
atoms
organic compounds
chemicals
energy
Which scientist figured out that mass and energy are just different forms of the same thing?
J. Robert Oppenheimer
Albert Eistein
Enrico Fermi
Niels Bohr
Which form of energy is due to the imperceptible jiggling of atoms and molecules?
mass-energy equivalence
gravitational energy
chemical energy
thermal energy
Which form of energy is associated with the bonds between the atoms?
rest mass energy
thermal energy
chemical energy
zero-point energy
Ancient generals, working with the trebuchet, were interested in which form of energy?
mass energy
chemical potential energy
thermal energy
gravitational potential energy
Energy that is stored, and can be converted to other forms of energy in the future, is called ___
potential energy
enthalpy
heat
hidden energy
Which law of thermodynamics is also known as "the law of conservation of energy" ?
the zeroth law
the first law
the second law
the third law
Thermodynamics is the branch of science studying heat, energy, and the ability of that energy to ___
be created
be destroyed
do work
be stored
Which Nobel Prize-winning physicist said "we have no knowledge of what energy is"?
Niels Bohr
Richard Feynman
Werner Heisenberg
Wolfgang Pauli
What is defined as "the capacity to do work or produce heat"?
the system
the surroundings
thermodynamics
energy
Work is when a force acts on something, causing it to ___
remain stationary
cool down
heat up
move
Heat, just like work, is ___
stored energy
an energy transfer
a force
represented by the lowercase "w"
Heat is a transfer of energy by thermal interactions, such as ___
reflection or refraction
diffraction or thermal reflection
resistance or electrical conduction
radiation or thermal conduction
The most common symbol for heat is ___
lowercase "q"
lowercase "w"
uppercase "H"
lowercase "h"
In thermodynamics, the thing that we're studying is called ___
the prime directive
the trebuchet
the system
the surroundings
In thermodynamics, everything else that we're not studying is called ___
latent heat
internal energy
the system
the surroundings
The sum of a system's kinetic and potential energy is called ___
external energy
internal energy
total potential energy
nuclear energy
The way we represent change in chemistry and physics is with the Greek letter ___
delta
beta
gamma
iota
The change in the energy of a system is equal to ___
the work
the work minus the heat
the heat plus the work
the heat minus the work
Chemical energy, due to the position of the particles in a molecule, is a kind of ___
kinetic energy
radiation
thermal energy
potential energy
What kind of reaction involves heat flowing out of a system, resulting in a decrease in ΔE?
an endothermic reaction
an exothermic reaction
an adiabatic reaction
an isothermic reaction
What kind of reaction involves heat flowing into a system, resulting in an increase in ΔE?
an endothermic reaction
an exothermic reaction
an adiabatic reaction
an isothermic reaction
Chemistry, it turns out, is largely a study of ___
trebuchets
energy
oxygen
high temperatures
