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science
| Question | Answer |
|---|---|
| is the ability to cause a change in matter. | energy |
| energy___ include include fuels, foods,wind,and coal. | sources |
| all forms of energy can be____ into other forms of energy. | transformed |
| the energy an object has because it is in motion is called____ energy | kinetic energy |
| The amount of kinetic energy an object has depends on the__ &___ of the object | mass & speed |
| the more mass a moving object has, the ___ kinetic energy it has | more |
| when electrons move, they have___ energy and create an electric ___ | kinetic - current |
| ____ ___ is a form of kinetic energy that an electric current carries | electric energy |
| stored energy, which depends on interactions among, objects,particles,or atoms,is called ____energy. | potential |
| a type of potential energy stored in an object due to its ____ above Earth's surface is called_____ | height- gravitational |
| atoms are joined by chemical___; energy that is stored in and released from the bonds between atoms is called _____ energy. | bonds-- chemical |
| burning fossil fuels __ ___ the chemical bonds that hold the atoms together. | break apart |
| when the chemical___ break, some of the chemical in the burning fossil fuel is converted into ____ energy | bond-- thermal |
| in the Sun, the nuclei of atoms join in a process called __ ___ which releases large amount of ___ | nuclear fusion-energy |
| in nuclear energy plants, the nuclei of certain atoms, such as uranium, are broken apart in a process called ___ ___,which ___ large amount of energy. | nuclear fission- produces |
| the energy stored in and released from the nucleus of an atop is known as ___ energy. | nuclear |
| the process of nuclear___ produces energy as well as _____ waste | fission-radioactivity |
| ____ ____ is the sum of the potential energy and the kinetic energy in a system of objects | mechanical energy |
| the sum of the kinetic energy and the potential energy of the particles that make up an object is ____ energy | thermal |
| particles in Earth's interior contain great amounts of thermal energy, which is called ____ energy; in geothermal energy plants, geothermal energy can be converted into ___ energy | geothermal- electric |
| ___ are disturbance that carry energy, but not ____, from one place to another. | waves- matter |
| ____ waves move through matter; the energy that sound waves carry is called___ energy | sound- sound |
| the energy transferred by waves moving through the ground is called___ energy; this kind of kinetic energy can destroy buildings and other structures during____ | seismic- earthquakes |
| electric and magnetic ___ that move perpendicular to each other are called_____ waves. | waves- electromagnetic |
| ____ energy is the energy that is carried by electromagnetic waves. | radiant |
| ____ cells, or solar cells, transform radiant energy of light into ____ energy. | Photovoltaic- electric |
| when energy is converted from one form to another, an ______ ______ has occurred. | energy transformation |
| energy is transformed when it moves from one ___ to another. | form |
| the statement that energy can be transformed from one form to another, but it cannot be created or destroyed is called the law of _______ __ ___ | conservation of energy |
| the total amount of ____ in the universe does not change, but is can change ____ | energy- forms |
| the energy transformations that occur on a roller coaster include the change from ____ energy to ____ energy as you travel to the top of a big hill and from gravitational _____ ____ to kinetic energy as you descend the hill. | kinetic- potential- potential energy. |
| the energy transformation that occur in the human body include the transformation of ____ energy in the bonds in ____ of the food people eat into energy ____, temperature control, and other life processes. | chemical- molecules- movement |
| plants carry out ____; in this process, the plants change ____ energy from the Sun into ____ energy in molecular bonds. | photosynthesis- radiant-chemical |
| with time and ___, ancient plants that had been buried under sediments turned into ____ ___ | pressure- fossil fuels |
| when fossil fuels are burned in power plants, the ____ energy in the molecules of the plants is transformed into ____energy people use in schools and their homes. | chemical- electric |
| ____ is a force between two surfaces that are in ____ with each other. | friction- contact |
| the ____ of the forces of friction is opposite the direction of ____ of the object | direction - motion |
| friction transforms some of the energy of the moving abject into ____ energy | thermal |
| in energy _____ and energy transfer, some energy is transformed into _____ energy; if this energy moves from a region where the temperature is higher to a region where the ____ is higher to a region where temperature is lower | transformation- thermal temperature |
| the energy is sometimes called heat or ____ energy. | waste |
| a type of of kinetic energy that powers a cell phone | electric energy |
| a basketball held over your head has this____ | potential energy |
| space that contains no matter | vacuum |
| anything in motion has this | kinetic energy |
| stored in the bonds between atoms | chemical energy |
| important to bats as they search for prey | sound energy |
| stored in and released from the nucleus of an atom | nuclear energy |
| potential energy + kinetic energy in a system of objects | mechanical energy |
| potential energy + kinetic energy of the particles that make up an object | thermal energy |
| released when earthquakes occur; transferred by waves moving through the ground | seismic energy |
| carried by electromagnetic waves | radiant energy |
| causes change | energy |
Created by:
sydneywallin