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WorksheetsEnergy stores and pathways
Total questions: 99
Worksheet time: 50mins
What type of energy decreased when you hit the brakes?
At the bottom of the bungee jumper's first bounce, where is the energy stored?
Kinetic energy store
Gravitatioanl potential energy store
Elastic potential energy store
Disipated to the enviroment
What is the energy transfer for a lightbulb?
Electrical -> Elastic
Electrical -> Thermal
Magnetic -> Elastic
Gravitational -> Chemical
What is the energy transfer for a sky diver?
Gravitational potential -> Kinetic
Gravitational potential -> Thermal
Thermal -> Elastic
Chemical -> Gravitational potential
What is the energy stored in this weight lifter?
Elastic
Gravitational potential
Chemical
Electrical
What is the energy transfer when the weightlifter lifts up the weights?
Chemical -> Elastic
Chemical -> Gravitational potential
Electrical -> Chemical
Magnetic -> Chemical
What is the energy transfer when the weightlifter drops the weights to the floor?
Gravitational potential -> Kinetic
Kinetic -> Gravitational potential
Chemical -> Gravitational potential
Elastic -> Chemical
8kg cement helps us remember the energy stores.
What does the 8 show?
There are 8 types of energy store
nothing, it just makes the sentence complete
8 energy pathways
8 ways of using energy
8kg cement helps us remember the 8 energy stores.
Which energy store begins with k ?
kinetic
knockout
knowledge
Keplar
8kg cement helps us remember the 8 energy stores.
Which energy store begins with g ?
ghostly
gravitational potential
geothermal
gold
8kg cement helps us remember the 8 energy stores.
Which energy store begins with c ?
circular
chemical
car
chlorine
8kg cement helps us remember the 8 energy stores.
Which 2 energy store begins with e ?
electrostatic and elastic
electrical and electrostatic
electrical and energetic
electrical and elastic
8kg cement helps us remember the 8 energy stores.
Which energy store begins with m ?
movement
momentum
magnetic
molecular
8kg cement helps us remember the 8 energy stores.
Which energy store begins with n ?
nitrogen
Newton
nucleus
nuclear
8kg cement helps us remember the 8 energy stores.
Which energy store begins with t ?
thermal
temperature
tin
thunder
HERM helps us remember the energy transfer pathways.
How many pathways are there?
3
4
5
10
HERM helps us remember the 4 energy transfer pathways.
What does the H stand for?
Hubble
heat
hotter
Hermes
HERM helps us remember the 4 energy transfer pathways.
What does the E stand for?
electricity
electrostatic
elastic
energetic
HERM helps us remember the 4 energy transfer pathways.
What does the R stand for?
radioactive
Rubidium
radiation (sound and light)
radio
HERM helps us remember the 4 energy transfer pathways.
What does the M stand for?
metal
methane
magnetic
mechanical work
Energy cannot be ________ or _________,
(select the two missing words)
created
useful
destroyed
transferred
The total amount of energy ____________________ as it moves between stores and pathways.
changes
increases
remains the same
decreases
Energy can be ___________ ?
wasted
used up
created
destroyed
A rock falls off a cliff. Its gravitational energy store is transferred to ______________ as it falls to the ground.
electrical energy
magnetic store
radiation
the kinetic store
A ball is thrown up in the air. As it is slowing down, the energy in it's kinetic store is being transferred to__________?
gravity
the gravitational store
the air
magnetic store
Select the ALL the correct statements
The chemical store is in the torch's battery
pathways are represented by arrows
stores are represented by boxes
the radiation pathway is the useful energy pathway
What is the unit of energy?
joule
watt
metre
pascal
Hot objects have energy in this energy store
Thermal
Elastic Potential
Gravitational Potential
Chemical
A roller coaster at the top of a hill has energy in this energy store.
Gravitational Potential
Thermal
Elastic Potential
Chemical
Food, fuels and batteries have energy in this energy store
Chemical
Thermal
Gravitational Potential
Elastic
A stretched rubber band has energy in this energy store
Magnetic
Electrostatic
Elastic
Nuclear
Two magnets close together have energy in this energy store.
Chemical
Elastic
Magnetic
Gravitational Potential
Two negatively charged particles which are close together have energy in this energy store
Electrostatic
Magnetic
Nuclear
Elastic
Energy stored in the nucleus of an atom
Nuclear
Magnetic
Electrostatic
Chemical
Every moving object has energy in this energy store
Kinetic
Elastic
Chemical
Nuclear
Energy which is transferred as a wave, for example light.
Mechanically
Electrically
By Radiation
By Heating
Energy which is transferred by charges moving due to a potential difference (voltage)
Mechanically
Electrically
By Radiation
By Heating
Energy which is transferred by a force moving an object through a distance
Mechanically
Electrically
By Radiation
By Heating
Energy which is transferred due to temperature difference caused electrically or by a chemical reaction.
Mechanically
Electrically
By Radiation
By Heating
The energy going into an energy transfer is always equal to the energy coming out. True or False?
True
False
A hot drink has...
Kinetic Energy
Heat Energy
Thermal Energy
Nuclear Energy
A cyclist at the top of a hill has...
Kinetic Energy
Chemical Potential Energy
Elastic Potential Energy
Gravitational Potential Energy
Humans get their energy from...
Chemical Potential Energy
Thermal Energy
Kinetic Energy
Nuclear Energy
Energy Stored in an atoms nucleus is..
Atomic Energy
Electrostatic Energy
Nuclear Energy
Elemental Energy
Energy stored in objects being stretched or squashed...
Elastic Potential Energy
Kinetic Energy
Chemical Energy
Thermal Energy
Energy Carried in wires...
Electricity
Current Energy
Thermal Energy
Electrostatic Energy
What is the main energy transfer that happens in a gas heater?
Electrical energy to heat energy
Chemical potential energy to heat energy
Kinetic energy to heat energy
Chemical potential energy to kinetic energy
What is “useful output” energy?
Energy that is used by the appliance
Useful energy that is put into the system
Energy that is produced that we cannot use
Energy that is produced that we can use to do work
What does it mean if a system is “energy efficient”?
It has less wasted output energy
It has less useful output energy
It has more input energy than output energy
Energy is used quickly
What is “wasted output” energy?
Energy that is used by the appliance
Useful energy that is put into the system
Energy that is produced that we can use to do work
Energy that is produced that we cannot use
In an electric drill, the input energy is electrical energy. Which of these is useful output energy?
A – Sound energy B – Kinetic energy C – Heat energy
A, B
B, C
A, C
B
In an electric drill, the input energy is electrical energy. Which of these is wasted output energy?
A – Sound energy B – Kinetic energy C – Heat energy
A, B
A, C
B, C
B
In a microwave oven, the input energy is electrical energy. Which of these is useful output energy?
A – Sound energy B – Kinetic energy C – Heat energy
D – Light energy
A, B, C
A
B, C, D
C
In a microwave oven, the input energy is electrical energy. Which of these is wasted output energy?
A – Sound energy B – Kinetic energy C – Heat energy
D – Light energy
A
A, B, C
C
B, C, D
Which of these objects store chemical energy?
battery
light bulb
petrol
pizza
(a) energy is the energy stored by moving objects.
(a) energy is another word for heat energy.
Which of these are stores of nuclear energy?
Stars
Batteries
Atoms
Nuclear bombs
Speakers, TVs and your voice are all stores of (a) energy.
Select the correct energy transfer for a light bulb
Light -> Sound
Electrical -> Light
Chemical -> Light + Sound
Electrical -> Light + Sound
In a closed system the amount of energy remains constant.
True
False
A stretched spring stores (a) potential energy.
In your own words, state the Law of Conservation of Energy.
The unwanted energy produced by an object is called the (a) energy.
The energy transfer for a TV is:
electrical -> light + sound + heat
Which of the energies are useful?
electrical
light
sound
heat
The energy transfer for a car engine is:
chemical -> kinetic + sound + heat
Which of the energies are wasted?
chemical
kinetic
sound
heat
