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Energy Questions

Test questions concerning Energy

Where does a rollercoaster have the greatest amount of potential energy? Highest peak
The amount of kinetic energy an object has depends in its Mass and Speed
At a commercial power plant, water is heated to make steam, that turns the turbine that spins the ____________________ that makes the electric current that goes to homes and businesses. Generator
Name two renewable or inexhaustible energy sources. Solar, Wind, Geo-thermal
Solar power or light energy is also called ____________________ energy. Radiant energy
Explain the difference between nonrenewable energy resources and inexhaustible energy resources. Nonrenewable: can't be replaced in a timely manner Inexhaustible: will never run out
The Law of Conservation of Energy says energy cannot be created or destroyed., but it can be ____________________ from one form to another. Transformed
Name three examples of fossil fuels Coal, Oil, Natural gas
A flashlight transforms ____________________energy from the batteries into electrical energy and then into radiant energy. Chemical
The amount of ____________________energy an object has depends on its mass and its position, usually its height. Potential
Maxine put some baking soda into a beaker, then added a few drops of pickle juice to the baking soda. She observed bubbling and fizzing. Based on her observation, what can Maxine determine about the new substance formed in the beaker? A chemical reaction produced a gas
What do the letters C and O stand for in the chemical formula CO2? a) elements b) mixtures c) compounds d) molecules Elements
A clear liquid is mixed with a blue liquid in a beaker. The result is a blue liquid and a blue solid that sinks to the bottom of the beaker. This shows that a new substance was created because the mixing produced a precipitate.
Magnesium chloride reacts with sodium to produce sodium chloride and magnesium. Sodium is classified as an element
An energy source that is used up much faster than it can be replaced is a/an _______________ resource. Non-renewable
Nuclear energy comes from the nuclei of uranium atoms.
During photosynthesis, a green plant uses _________________ energy from the Sun to produce food. Radiant
The potential energy of an object depends on its _________________ and its _____________________. Mass and Height
The kinetic energy of an object depends on its ____________________ and its ____________________. Mass and Speed
_____________________ is the ability to cause change. Work
A photovoltaic converts _______ energy. Radiant to electrical
The form of energy in fossil fuels is ______ energy. Chemical
Most power plants use a _____________ to turn a generator. Turbine
A burning fire produces _______ energy. Radiant and thermal
A blimp flying around over the Super Bowl has ________ energy Kinetic
True/False As you decrease the velocity of a car, you increase its kinetic energy False
True/False A heated iron has chemical energy False
True/False The biggest source of energy on Earth is radioactive atoms False
Name the type of energy: flame of a candle Thermal Energy
Name the type of energy: wall socket Electrical Energy
Name the type of energy: moving ball Kinetic Energy
Name the type of energy: an object about to fall Potential Energy
Name the type of energy: electric mixer in use Electrical Energy
Name the type of energy: bonds between protons Nuclear Energy
Name the type of energy: heated oven Thermal Energy
Name the type of energy: mug of hot chocolate on a table Thermal Energy
Name the type of energy: food Chemical Energy
Name the type of energy: fossil fuels Chemical Energy
Name the type of energy: an airplane taking off Kinetic Energy
List the correct steps for electrical generation in a coal power plant? Burn the coal to boil the water, to make the steam, to turn the turbine, to spin the generator.
When operating a wind up toy, which of the following transformations occurs? mechanical to kinetic
The Law of Conservation of Energy states Energy is never created or destroyed; it only changes form.
During the photosynthesis process, _________ energy from the sun is converted into _________ energy in the plant. radiant, chemical
An advantage of nuclear energy? Creates a large amount of energy; No air pollution
A resource that can be replaced Renewable
Energy created using the temperature of the earth Geothermal
Resources that are used faster than they can be replaced Non-renewable resources
Energy resources that will never run out Inexhaustible resources
Energy created using water in a dam Hydroelectric Energy
As you increase the _________and/or___________ of an object, you increase its kinetic energy. Mass, Speed
Coal, oil, and natural gas are examples of __________________. Fossil fuels
The _______________ is the largest source of energy on Earth. Sun
A photovoltaic cell converts _______________energy into ______________ energy. Radiant, Electrical
A lamp uses electrical energy that is transformed into_________________ energy. Radiant
True/False The turbine of a power plant is the component that makes the electricity. False
True/False The human body uses nuclear energy when using the muscles to do work. False
True/False Kinetic energy depends on the height and mass of an object. False
True/False Potential energy depends on the speed and height of an object. False
True/False An ice-cream cone has more thermal energy than a cup of hot chocolate. False
Types of Energy: Hot iron Radiant Energy
Types of Energy: Used to make a TV come on Electrical Energy
Types of Energy: Light from a fire Thermal Energy
Types of Energy: In a battery Chemical Energy
Types of Energy: In the bonds of the center of a helium atom Nuclear Energy
What can convection occur in? Gasses and liquids.
What is Convection? Transfer of heat in liquids and gasses through currents.
What is Conduction? Transfer of heat by direct contact between particles
What is Radiation? Transfer in heat by electromagnetic waves.
What is the source for all energy in our atmosphere The sun.
How does energy from the sun reach the Earth? Radiation.
What does convection play a role in? Heating after radiation and conduction.
What happens as cold air becomes more dense? It pushes up warmer air creating a convection current.
What do convection currents drive? Weather Patterns and ocean currents.
What is 1 example of conduction? A metal spoon gets hot in a pot of boiling water.
What is 1 example of Convection? Water in a heated pot begins to boil.
What is 1 example of Radiation? Toes are warmed in front of a space heater.
What can radiation pass through? Space.
What is Heat? Transfer of energy from objects with a high temp. to objects with a lower temp.
What is direct contact between two objects? Conduction. Conduction.
What can convection occur in? Gasses and liquids.
What can radiation pass through? Space.
Created by: Jerry.Reese23