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WorksheetsChemical, Magnetic, Electrical Energy Intervention
Total questions: 16
Worksheet time: 8mins
Name
Class
Date
1.
On a chilly day Frank decides to have a fire in his wood burning stove. He strikes a match and sets the logs on fire . As the wood burns what two forms of energy are released?
a)
Thermal and Light
b)
Light and Electrical
c)
Thermal and Nuclear
d)
Chemical and Thermal
2.
What factors determine the amount of chemical potential energy that an object has?
a)
Mass of molecules and the position of chemical bonds
b)
Speed and mass of the molecules
c)
The type of molecules present and their ability to catch fire
d)
Temperature of the molecules and position of the chemical bonds
3.
Energy that is stored in chemical bonds based on the position of the bonds and is then released as thermal energy through chemical reactions is
a)
thermal energy
b)
chemical kinetic energy
c)
chemical potential energy
d)
electrical potential energy
4.
Which simple energy conversions are taking place when you use gasoline to make the car move?
a)
chemical, thermal, electrical, sound, kinetic
b)
kinetic, thermal, light, chemical
c)
thermal, kinetic, chemical, sound, electrical
d)
chemical, nuclear, thermal, sound
5.
When atoms and molecules in matter move, Heat is generated. Heat energy is also known as _____________
a)
chemical potential energy
b)
thermal energy
c)
nuclear energy
d)
solar energy
6.
An energy transformation occurs when:
a)
Energy is created or destroyed during a chemical reaction
b)
The form of energy remains the same type but is moved from one object to another
c)
Matter is transformed to create nuclear reactions
d)
One form of energy changes to another type of energy in the object or is released to the environment
7.
The Law of Conservation of Energy states that__________
a)
The overall amount of energy remains the same but some energy is completely destroyed during energy transformations
b)
The overall amount of energy remains the same energy cannot be created or destroyed.
c)
The overall amount of energy can change depending on the energy conversions that take place.
d)
The overall amount of energy can change because sometimes energy is lost to the environment
8.
When chemical bonds between molecules are broken during chemical reactions, what types of energy can be released?
a)
heat, light, sound
b)
heat, elastic, radiant
c)
gravitational, kinetic, heat
d)
heat, sound only
9.
A change in which one or more substances are converted into new substances by the breaking and arranging of chemical bonds is called a _________________
a)
physical change
b)
chemical reaction or chemical change
c)
chemical fusion
d)
termal reaction
10.
Which of the following converts chemical potential energy to kinetic (mechanical) energy?
a)
human body
b)
car
c)
airplane
d)
all of the above
11.
As energy transformations occur within a system the total amount of energy in the system __________ even if some energy is lost to the environment as heat energy
a)
increases
b)
stays the same
c)
decreases
d)
is wasted
12.
Using the diagram of the balloons wall and sweater why does the balloon "stick" to the sweater and wall?
a)
The negative charge of the balloon is attracted and pulled toward the negative charge on the sweater and wall
b)
The positive charge of the balloon is attracted to and pulled toward the positive charge on the sweater and wall
c)
The negative charge of the balloon is attracted to and pulled toward the positive charge of the sweater and the wall
d)
The neutral charge (positive and negative) of the balloon is attracted and pulled toward the positive charge of the sweater and wall
13.
Two N-S magnets are glued to a sheet of paper. Iron fillings are sprinkled and the table is tapped several times. Which image matches what the filling should look like?
a)
A
b)
B
c)
C
d)
D
14.
Based on the magnetic field lines shown, what is the orientation of the mystery magnet?
a)
S-S
b)
N-S
c)
N-N
d)
S-N
15.
What will happen to the magnets below if they are released ?
a)
Magnets will move towards each other
b)
The magnets will move further apart
c)
The magnets will both move to the right
d)
The magnets will both move to the left
16.
Which of the following is a conversion from chemical energy to thermal energy (Heat) ?
a)
Wood being burnt at a bonfire
b)
Diesel is burned to power a semi truck
c)
Food being digested and used as energy in your body
d)
all the above
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