sources of energy
my source of energy - coal
Potential and Kinetic Energy
SI UNITS
Extra questions
100
Solar energy's main good thing is that it doesn't harm to enviorment.
What is the main good thing that come from solar energy?
100
nonrenewable
What is the classification of coal?
100
Kinetic energy is the energy of motion
What is kinetic energy?
100
The unit of time is second
What is the unit of time?
100
That no amount of energy can be gained or lost
What is The law of conservation of energy stating?
200
Fossil Fuels are natural fuel such as coal or gas formed millions of years ago formed from the remains of living organisms.
What are fossil fuels?
200
fossil fuel
What is coal?
200
KE = 1/2 mv2
What is the equation for Kinetic energy?
200
The symbol for mass is KG
What is the symbol for mass?
200
Energy is the ability to cause change
What is Energy
300
one bad thing about fossil fuel is that it is expensive and causes smog.
What is a bad thing about fossil fuel?
300
Electricity and industry
What are the major uses for coal?
300
GPE= mgh 9.8 m/s2
What is the equation for Gravitational potential energy?
300
SI units is " international system of measurement."
What is the definition of SI units?
400
Geothermal energy is energy from the earth.
What is Geothermal?
400
The four types are Lignite, Subbituminous, Bituminous and Anthracite.
What are the four types of coal?
400
Potential energy is stored energy in an object.
What is the definition of potential energy?
400
The symbol for temp. is K
What is the symbol for temp.?
400
the unit for the amount of substance is mole.
What is the unit for the amount of substance?
500
The main sources of energy are Fossil fuel, nuclear, solar, wind, hydropower, Biomass and Geothermal.
What are the main sources of energy?
500
Surface mining and Deep mining
What is the two types you can mine coal?
500
G stands for 9.8 m/s2 in GPE equation.
What is g stand for in the equation for GPE
500
The unit for intensity of light is Candele
What is the unit for intensity of light?
500
the symbol for the amount of substance is K.
What is the symbol for the amount of substance?
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