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WorksheetsNS3 - Energy
Total questions: 42
Worksheet time: 1hrs 1mins
Identify the type of energy
Thermal energy
Sound energy
Mechanical energy
Electrical energy
The Sun produces ______ and ______ energy
thermal, light
chemical, sound
kinetic, light
The principle of energy conservation states:
Energy can be created but not destroyed
Energy cannot be created, nor destroyed.
Energy can be destroyed but not created
The image shows
Renewable energy
Non renewable energy
Both
None
Potential energy refers to
the energy of something due to its position
the energy of something due to its location
the energy of something due to its temperature
Hydroelectric power stations produce electricity with the use of
Gravitational and kinetic energy
Thermal and water energy
Potential and kinetic energy
Kinetic and electrical energy
Define light energy.
all are correct.
It is the energy that travels with light.
It is stored in different substances.
It is the same type of energy as the electrical current.
Energy produces changes in...
Bodies
Water
Light
There are many forms of energy:
Fire, heat, light, kinetic, rocks and stars
Coal, gas, oil
Sound energy, electrical energy, kinetic energy, heat energy, chemical energy and light energy
The next picture is a source of energy...
Renewable energy source
Non-renewable energy source
HEAT. When we say that something is hot or cold, what we really mean is that ...
Its temperature is high or low
Its temperature is big or small
Its contraction or expansion
HEAT. The next picture is...
A change of temperature
A change of volume
A change of state
HEAT. The next picture is...
A change of temperature
A change of volume
A change of state
LIGHT. We can classify the sun as...
Natural light source
Artificial light source
LIGHT. The glass allows light to pass through. It is...
Transparent
Opaque
Translucent
LIGHT. Plastic allows light to pass through but it is diverted. It is...
Transparent
Opaque
Translucent
SOUND is produced by...
the vibration of bodies
the Sun
the wind
Which are problems caused by using non-renewable energy sources?
Deforestation
Pollution
Acid rain
Overfishing
What type of energy is produced by the vibration of bodies?
Thermal energy
Sound energy
Mechanical energy
Electrical energy
Which form of energy refers to the energy of something due to its position?
Thermal energy
Mechanical energy
Potential energy
Electrical energy
The bending of light
refraction
light
opaque
reflection
Materials that do not allow light to pass through?
clear
opaque
transparent
translucent
The bouncing of light off an object
basketball
refraction
reflection
echo
Materials that let some of the light pass through is?
transparent
opaque
clear
translucent
Materials that let the most light pass through are?
translucent
opaque
transparent
dark
Why does the straw appear to be bent?
light is reflected
light is absorbed
light is turned
light is refracted
There are 3 primary types of heat transfer:
Conduction, Convection, and Radiation.
True
False
Which of the following describes Convection?
The transfer of heat through liquids and gases
The transfer of heat through electromagnetic waves (rays)
The transfer of heat between two objects in direct contact with one another
Sun Bathing
Conduction
Convection
Radiation
Holding an ice cube in your hand is an example of .....
Convection
Conduction
Radiation
Temperature
A metal spoon in ice cream also gets cold due to
Radiation
Convection
Conduction
Magic
Spaghetti boiling in a pot of water
Conduction
Convection
Radiation
