Electricity
Energy
Energy Transformations
Electromagnets
Energy Sources
MICS/SEPs
100
A circuit that allow electricity to flow is
(Open or Closed?)
Closed
100
Light energy is also called
Radiant Energy
100
The sun melts a cookie. What energy transformation is taking place:
_____________ to ______________
Solar to Thermal
100
When two items are pulled together (like in a magnet) this is called:
Attract
Repel
Conductor
Radiant
Attract
100
An energy source that can easily be replaced is called:
Renewable
100
Draw a simple closed circuit
Teacher will judge.
200
A circuit that prevents electricity from flowing
(Open or Closed?)
Open
200
Mechanical Energy is energy of
Moving objects or Movement
200
A radio is plugged into the wall. What energy transformation is shown:
_______________ to _____________
Electrical to Sound
200
When two objects push a part (like the same poles in a magnet), this is called:
Attract
Repel
Conductor
Radiant
Repel
200
An energy resource that takes millions of years to replace and once it is used up it is gone is called
Nonrenewable
200
Draw one conclusion from the graph shown by the teacher.
Teacher will judge.
300
A wire, bulb (load), and battery are used to make a ________________
A. Insulator
B. Conductor
C. Simple Circuit
D. Static Electricity
C. Simple Circuit
300
The energy that comes from the sun is called:
Solar Energy
300
A remote control racecar shows what type of energy transformation:
___________________ to ______________
Electrical to Mechanical
300
What 3 objects are needed to make an electromagnet
Wire, Iron (nail), battery
300
Which of the following is NOT a nonrenewable resource?
Coal
Solar
Oil
Petroleum
Solar
300
The teacher will explain an experiment investigating electromagnets. List at least 3 constant variables (what will stay the same).
Teacher will judge
400
A type of material that prevents electricity to flow
Insulator
400
Heat Energy is also called
Thermal Energy
400
When you plug your phone in to charge, You are transforming electrical energy to __________ energy
A. Solar
B. Chemical
C. Wind
D. Sound
Chemical
400
There more coils you wrap around the nail in an electromagnet, the _____________ the magnet becomes.
Stronger
Weaker
Stronger
400
Which of the follow is NOT a renewable resource?
Solar
Hydropower
Biomass
Natural Gas
Natural Gas
400
If I do an experiment on static electricity and my testable question is "What is the effect of different materials on whether static electricity was observed," what would the independent variable be?
Different materials
500
A type of material that allows electricity to flow
Conductor
500
If a fan is plugged into a wall and on, Electrical energy is transformed into mechanical energy. After the fan has been running for 3 hours, how much energy is there?
More
Less
The Same
The same
500
The sun provides energy to plants so they can make their own food. What energy transformation is shown:
______________ to ______________
Solar to Chemical
500
The thicker the wire you use to make an electromagnet, the ____________ the electromagnet becomes.
Stronger
Weaker
Stronger
500
What is one Advantage and one Disadvantage of Nonrenewable Energy Resources?
Answers will Vary
Example:
Advantage: Not as expensive, easily accessible
Disadvantage: Bad for the environment, takes millions of years to make.
500
In an experiment to see if the strength of an electromagnet is affected by the size of the battery, what would be the dependent variable?
Strength of the electromagnet.
600
The flow of negatively charged particles is called:
Static Electricity
600
Energy is conserved. This means what?
That energy cannot be created or destroyed!!!!!
600
Give an example of any energy transformation
Answers will vary
600
The smaller the battery used in an electromagnet, the ___________ the electromagnet becomes.
Stronger or Weaker
Weaker
600
What is one Benefit and one Limitation of Renewable Energy Resources?
Answers will vary
Example:
Benefit - better for environment, easily replaceable
Limitation - expensive, not always accessible
600
What is the testable question if I am doing an experiment and my independent variable is the number of coils the wire is wrapped around my electromagnet, and my dependent variable is the strength of my electromagnet (or how many paperclips the electromagnet picked up).
What is the effect of the number of coils of an electromagnet on the strength of the electromagnet. (Answers may slightly differ).