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science chapter 1: Using Energy and heat
Terms in this set (51)
what type of waves carry light
what does the law of conservation of energy say
the energy can be transformed from one form to another but it cannot be created or destroyed
what is a major drawback to hydroelectric energy
that dams and turbines can interrupt the natural movements of animals in rivers and lakes.
you burned your fingers when you touched a pan
the measure of the average kinetic energy of the particles in a material
energy of motion
True or False
electromagnetic waves can travel through outer space
where does the mechanical energy in a tennis player's racket come from
True or False
Most of energy used comes from nonrenewable resources
when heat leaves the coffee cup as steam and warmer liquid air rises to the top. This is an example _________________.
an energy source that is used much faster than it can be replaced
nonrenewable energy resource
microwaves heat food using what type of energy.
give two types of radiant energy used in medical procedures
gamma, and x-rays
give an example of an open system
true or false
fossil fuels are a renewable resource
when a cloth is hung in freezing weather and dries because the ice becomes water vapor (solid to a gas), this an example of __________________.
the change of state from a liquid to a gas
a stretched rubber band contains what type of energy
what form of radiant energy gives you a sunburn
why do scientists say energy transformations are inefficient
not all the energy that is transformed to another form of energy in usable
name a renewable form of energy
when you add heat to a liquid, a gas may form. this process is called __________________.
change of state when a solid changes to a gas without passing through the liquid state
where does geothermal energy come from
inside the earth
what form of radiant energy can humans see
anytime there is an energy transformation some of the energy is transformed into _______________________ energy.
why do we need to find alternative fossil fuels
because we are going to run out.
when we wrap a water heater with a quilt to conserve heat this is an example of _____________________.
a material in which thermal energy moves slowly
the ability to cause change
is stored energy due to the interaction between objects or particles.
is the energy stored in and released from the bonds between atoms.
the energy stored in and released from the nucleus of an atom.
energy due to motion
energy in electric current
the sum of the potential energy and kinetic in a system
the sum of the kinetic energy and the potential energy of the particles that make up the object.
a disturbance that transfers energy from one place to another without transferring matter.
energy carried by sound waves
energy carried by electromagnetic waves
when energy moves from one object to another without changing form. What occurs?
when one form of energy is converted to another from of energy. What occurs?
is the transfer of energy that occurs when a force makes an object move in the direction of the force.
a system that does exchange matter or energy with the environment.
a system that does not exchange matter or energy with the environment
an energy resource that is replaced as fast as, or faster than, it is used
renewable energy resource
what are some renewable energy resources?
Wind, Solar, Hydroelectric, Geothermal, and Biomass
what are some nonrenewable resources?
Fossil Fuels and Nuclear energy
a material in which thermal energy moves quickly.
movement of thermal energy from a region of higher temperature
THIS SET IS OFTEN IN FOLDERS WITH...
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