why is building dams bad for animals.
charlie
it may flood and kill plants and animals.
what are some examples of renewable energy?
charlie
oxygen,water,the sun,and wood.
what is static electricity??? sam
static electricity is the build up of an electrical charge on the surface of an object.
what form of energy are carried by wires? charlie
atom consist of a nucleus,protons,neutrons,and electrons.
which energy travels in waves such as visible light or x-ray.
charlie
radiant energy.
name the four mane energy's
charlie
heat
electical
mechanical
nuclear
in 2019 how much energy did commercial take up. charlie
12%
what energy device do we every day??? sam
lights, cool air and fridges.
why are solar panels unreliable some time
charlie
they are weather-dependent because if it is not sunny they won't work
what is an example of a non-renewable energy?
charlie
oil,gas,diesel,plastics.
what is generating electricity? charlie
generating electricity is the process of generating electric power from sources of primary energy.
what type of energy can be moved through a conductor? charlie
electrical energy
what energy is in logs?charlie
chemical energy.
where do we use energy in our body's??? sam
breathing,moved,thinking.
what one was the second most used charlie
transportation
true or false you use electricity In your bedroom? sam
true!!!
why are windturbines bad for some animals. charlie
because they kill many birds and bat species every day.
are fossil fuels renewable or non-renewable energy? sam
fossil fuels are non-renewable energy.
what are some examples of static electricity? charlie
when your socks rub against a carpet when your close stick together after going in the drier
true or false carbon is a conductor. charlie
FALSE
batterys are chemical energy flash lights used to create light what energy is used for a flash light. sam
radiant energy.
what two energy's do the sun produce?? sam
radiant energy heat energy
name all 4 uses fore energy in 2019 sam
commercial,residential,transportation,industrial
name 5 electronic devices. sam
tv,iphone,ipads,computers,Xbox.
why are burning fossil fuels are bad for the environment sam
because it releases carbon emissions and green house gas
why do we use wind mill for energy? sam
because wind is a renewable energy source that can be used for ever.
name 5 thing for generating electricity? sam
coal solar wind hydro nuclear biomass geothermal natural gas
true or false?
plastic is an insulator. sam
true
what is a toasters in put and output energy. sam
input energy is electrical energy the output energy is thermal
how do we use electricity in our every day lives?? sam
we use for lights,electronics and homes.
what was the least used in 2019? sam
commercial
name what electricity do you use to power a fridge? sam
electrical and mechanical energy.
why is green house gas bad for the environment? sam
green house gas acts likes a blanket and trap heat in the earth.
where can water be turn into energy? sam
electricity can be generated from natural water falls or built dams.
how we get primary energy from the earth? sam
primary energy can be mined,extracted or harnessed directly from nature
is pencil eraser a conductor or a insulator. sam
insulator.
what is kinetic energy???sam
the object's energy is moving at speeds.
why are fluorescent and led lightbulbs better then older lightdulbs? sam
because they produce less heat.
what is the most used. charlie
industrial
name a object that produces heat with energy. sam
fireplace and stove/microwave.