Energy Transfer And Transformation Question Preview (ID: 52826)
Energy Transfer And Transformation.
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What energy transformation takes place when a hair dryer is used?
a) Sound energy is transformed to thermal energy and electrical energy
b) Energy from the sun is transformed to chemical energy.
c) Electrical energy is transformed to thermal energy, sound energy, and mechanical energy.
d) Electrical energy is transformed to thermal energy and sound energy.
A cold block of metal is placed in contact with a warm block of metal. Which type of energy will be transferred between the blocks?
a) Thermal
b) Kinetic
c) Electrical
d) Chemical
Energy transformations occur when....
a) Energy is created through conduction
b) Energy transfers from one form to another
c) A chemical reaction takes place
d) Energy is neither created or destroyed.
Energy is the ability __________.
a) to move around
b) to move objects
c) to power things
d) to do work
Thermal Energy always moves from ______ to ______.
a) Solid to liquid
b) Hot to cold
c) Solid to gas
d) Cold to hot
Which energy transformation occurs in a toaster?
a) Chemical to electric
b) Thermal to potential
c) Electric to thermal
d) Kinetic to electric
What kind of energy does food provide a human?
a) Electric
b) Kinetic
c) Thermal
d) Chemical
Energy of motion is which type of energy?
a) Potential
b) Sound
c) Kinetic
d) Mechnical
Food has _______ potential energy that our bodies transform into kinetic energy.
a) Mechnical
b) Kinetic
c) Chemical
d) Thermal
Which of the following best describes the energy transfer that takes place when you use a battery?
a) Chemical Potential Energy - Electrical
b) Electrical - Chemical Potential Energy
c) Electrical - Nuclear Potential Energy
d) Nuclear Potential Energy - Electrical
What is kinetic energy?
a) Energy that is neither created or destroyed.
b) The energy that an object has because of its motion
c) The energy an object has at rest.
d) The energy of an object because of its high position
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