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Energy Transformations yr 8 Flashcards | StudBud
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Energy Transformations yr 8
Energy Transformations yr 8
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Thompson Intermediate - Pruneda
Flashcards
21 cards
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Practice quiz
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Questions
21
Answers
1
A generator converts ______________ energy into ____________ energy.
radiant; light
kinetic; electrical
mechanical; radiant
electrical; mechanical
2
What energy conversions are occurring in this image?
Chemical --> electrical --> light
Radiant --> electrical --> chemical
Thermal --> electrical --> light
Electrical --> light --> sound
3
What kind of energy is happening INSIDE the Sun?
Radiant
Nuclear
Light
Thermal
4
What is happening in the picture?
the food colouring rises because it is more dense
the water being heated is becoming less dense and rises
the glass tube is warming and expanding
the food colouring is warming the water causing it to move
5
The energy that has to do with the POSITION of an object is known as...
radiant
mechanical
potential
kinetic
6
What form of energy does petrol have?
Radiant Energy
Chemical Energy
Nuclear Energy
Thermal Energy
7
What is kinetic energy?
The energy of motion
Kinesiology
The energy of position
Killer Klowns from Outer Space
8
Energy produced by a flow of electrons through a conductor
battery
electrical
sound
thermal
9
What are the basic energy transformations used in a torch?
mechanical > kinetic > light
chemical > radiant
battery > wires > light bulb
chemical > electrical > light & heat
10
Energy that is produced by a chemical reaction
mechanical
electrical
chemical
sound
11
Energy cannot be created nor destroyed, but can only be transformed from one form to another.
The Laws of Physics
Law of Conservation of Energy
Newtons 2nd Law of Motion
Law of Conservation of Matter
12
List the energy transformations from a wind farm to your toaster, to your toast.
there is no energy required to make toast
Mechanical > chemical > electrical
wind energy > spinning energy > heat
mechanical > electrical > heat
13
This type of energy is created by the splitting of the nucleus in an atom.
Mechanical
Nuclear
Chemical
Thermal
14
An object's ability to do work is called
Energy
Heat
Kinesis
Gumption
15
What kind of energy is in the food that we eat?
Thermal
Mechanical
Chemical
Nuclear
16
The conversion of one form of energy to another form of energy is known as...
Energy Transformation
Law of Conservation of Energy
Chemical Energy
Battery
17
What process is happening in the picture?
Convection
Insulation
Conduction
Radiation
18
What is
radiation
?
When a gas turns directly into a solid.
When substances decrease in volume.
The transfer of energy without any movement of matter.
A property of substances giving the ability to move, work, or cause change
19
Stored energy, energy of position or chemical composition.
kinetic
potential
20
A device that converts stored chemical energy into electrical energy.
Cell Phone
Sun
Battery
Computer
21
Describe the heat transfer seen in the picture
radiation and condensation
radiation and convection
conduction and condensation
convection and conduction
