Physical Science Energy Test
When is the potential energy the greatest in a roller coaster? A. At the bottom of the first hill. B. At the top of the first hill. C. At the top of the second hill. D. At the bottom of the second hill.
B.
When you wind a rubber band on a toy airplane, what type of energy does the rubber band have? A. Kinetic energy. B. Elastic potential energy. C. Thermal energy. D. Mechanical energy.
B.
Whenever one form of energy is converted into another, some of the original energy is always converted into which type of energy? A. Light. B. Thermal. C. Kinetic. D. Sound.
B.
Which of the following do plants do during photosynthesis? A. Combine carbon dioxide with oxygen. B. Use light energy to produce new substances with chemical energy. C. Convert thermal energy into kinetic energy. D. Break down food molecules to release energy.
B.
In a hair dryer, electrical energy is changed into which type of energy that is used to dry your hair? A. Light. B. Nuclear. C. Thermal. D. Chemical.
C.
What do you call change from one form of energy to another? A. Energy change. B. Conversion of power. C. Energy conversion. D. Energy transfer.
C.
What do you call the energy of motion? A. Potential energy. B. Mechanical energy. C. Kinetic energy. D. Force energy.
C.
What happens when electrical energy is changed to thermal energy? A. An energy change takes place. B. A force change takes place. C. An energy conversion takes place. D. An electrical conversion takes place.
C.
Which of the following is a conversion from light energy to chemical energy? A. Turning on a stove to heat dinner. B. Turning on a lamp. C. Growing an apple tree. D. Making toast in a toaster.
C.
Which of the following is needed to find the kinetic energy of an object? A. Volume and density. B. Weight and height. C. Speed and mass. D. Distance and speed.
C.
Which of the following is the energy that comes from changes in an atom's nucleus? A. Thermal energy. B. Light energy. C. Nuclear energy. D. Chemical energy.
C.
Which of the following is the formula for finding kinetic energy? A. KE = m/v. B. KE = mv/2. C. KE = M v squared /2. D. KE = v/2.
C.
Which of the following is the total energy of motion and position of an object? A. Potential energy. B. Gravitational potential energy. C. Mechanical energy. D. Kinetic energy.
C.
Which one of the following is found when you compare the amount of energy before a conversion with the amount of energy present after a conversion? A. Kinetic energy. B. Potential energy. C. Energy efficiency. D. Energy source.
C.
You turn on a lamp and the light bulb becomes warm. Which energy conversion causes this heating of the light bulb? A. Thermal energy to electrical energy. B. Light energy to thermal energy. C. Electrical energy to thermal energy. D. Electrical energy to light energy.
C.
Any time an energy conversion takes place, some of the original energy is converted to what type of energy? A. Sound. B. Potential. C. Light. D. Thermal.
D.
When you eat fruits and vegetables, what type of energy are you taking in? A. Thermal. B. Sound. C. Electrical. D. Chemical.
D.
Which energy is caused by an object's vibrations? A. Thermal Energy. B. Electrical Energy. C. Chemical Energy. D. Sound Energy.
D.
The energy of moving electrons is _________________.
Electrical energy.
Coal-burning power plants use steam-driven turbines to produce electrical energy. This is an example of _________________.
Energy conversion.
To stop friction, ________________ must be used.
Energy.
Petroleum and natural gas are examples of ____________________.
Fossil fuels.
The energy equal to the how much work is needed to lift an object to a certain height is ___________________,
Gravitational potential energy.
Thermal energy of a substance changes with the ___________________ of its particles.
Kinetic energy.
The greater the mass of an object, the greater its ____________ energy.
Kinetic.
The energy made by the vibrations of charged particles is _______________________.
Light energy.
Unlike sound energy, light energy does not travel through ___________.
Matter.
The cleanest burning fossil fuel is _____________.
Natural gas.
After a bow is stretched it has __________________________.
Potential energy.
The energy an object has because of its position is ___________________.
Potential energy.
Geothermal energy is considered a _______________ resource.
Renewable.
In nuclear fission, the nucleus of an _________ atom is split into two smaller nuclei that release nuclear energy.
uranium.
What type of energy comes from a compound that changes as its atoms are rearranged? A. Kinetic Energy. B. Chemical Energy. C. Thermal Energy. D. Light energy.
B.
When a bat hits a baseball, what is transferred from the bat to the ball? A. Work. B. Energy. C. Force. D. Electrical Energy.
B.
What is a force that opposes motion between two surfaces that are in contact? A. Friction. B. Kinetic energy. C. Nuclear fission. D. Electrical energy.
A.
When there is friction on a roller coaster, some of the potential energy is not converted into A. Kinetic energy. B. Nuclear energy. C. Light energy. D. Chemical energy.
A.
Which of the following can measure the energy from the sun? A. Radiometer. B. Energy meter. C. Thermometer. D. Thermal Meter.
A.
Which of the following is due to the random motion of particles? A. Kinetic energy. B. Nuclear energy. C. Thermal energy. D. Sound energy.
A.
After energy conversions, you end up with the same total amount of energy as the original amount of potential energy. Which law explains this rule? A. Law of energy changes. B. Law of conservation of energy. C. Law of power and energy. D. Law of potential energy.
B.
As a baseball flies through the air after being hit, which type of energy does it have? A. Potential energy. B. Kinetic energy. C. Mechanical energy. D. Chemical energy.
B.
In photosynthesis, what type of energy is used to make new substances? A. Sound energy. B. Light energy. C. Thermal energy. D. Chemical energy.
B.
Suppose you are jumping on a trampoline. At the top of your jump. which of these is true? A. The mechanical energy is zero. B. The potential energy is at a maximum. C. The kinetic energy and potential energy are equal. D. The potential energy is zero.
B.
What is the ability to do work? A. Movement. B. Energy. C. Power. D. Force.
B.