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- Q1
The sum of all kinetic energy and potential energy of all the particles that make up an object is
temperature.
specific heat.
heat.
thermal energy.
30sSPS7 - Q2
Match the description of the type of energy with the correct energy it describes.
Users link answersLinking60sSPS7 - Q3
Temperature measures the ______ of the particles of a material.
kinetic energy
both potential and kinetic energy
heat
potential energy
30sSPS7 - Q4
The glass inside surface of thermos bottles is coated with aluminum to prevent energy transfers by
convection.
solar energy.
radiation.
combustion.
30sSPS7 - Q5
Place the items in the category that best describes its use.
Users sort answers between categoriesSorting60sSPS7 - Q6
The kinetic energy from an object's motion always changes when which factor changes?
the object's direction of motion
the object's chemical potential energy
the object's speed
the object's volume
30sSPS7 - Q7
Which sequence describes the energy conversations in a car's engine?
mechanical to thermal to chemical
chemical to thermal to mechanical
thermal to mechanical to chemical
kinetic to potential to mechanical
30sSPS7 - Q8
What transfers thermal energy from a region of lower temperature to a region of higher temperature?
air conditioner
conductor
radiator
heat engine
30sSPS7 - Q9
The transfer of energy that does not require matter is
radiation.
combustion.
conduction.
convection.
30sSPS7 - Q10
All of the following are good thermal conductors EXCEPT
silver.
aluminum.
copper.
air.
30sSPS7 - Q11
A material that reduces the transfer of thermal energy is a(n)
conductor.
radiator.
solar collector.
insulator.
30sSPS7 - Q12
Wind and ocean currents are formed by
condensation.
conduction.
convection.
radiation.
30sSPS7 - Q13
The mechanical energy of a coconut falling from a tree
remains constant.
increases.
decreases.
doesn't exist.
30sSPS7 - Q14
Green plants convert light energy from the sun into
chemical potential energy.
mechanical energy.
thermal energy.
gravitational potential energy.
30sSPS7 - Q15
The kinetic energy of an object increases as its ___ increases.
speed
potential energy
height above the earth
volume
30sSPS7
