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Lesson -1
Lesson -2
Lesson -3
Lesson- 4 & 5
lesson - 6
100
The movement of electric charges 
 What is electrical energy? 
100

________ energy changes to _________ energy when you release a stretched rubber band. 

What is potential energy changing to kinetic energy? 

100
Light is made up of different colors. An abject _______, or takes in some of the light that hits it. 
What is absorbs? 
100
The energy of moving particles 
What is thermal energy? 
100
Workers who fix electric equipment often use tools with parts made of plastic or rubber. These are good examples of 
What are insulators? 
200
Musical instruments produce this kind of energy
What is sound energy? 
200
A radio changes ________ energy into _________ energy. 
What is electrical energy into sound energy? 
200
______________ light bends or changes direction.
What is refracted? 
200
A sound's ____________ depends on its frequency. 
What is its pitch? 
200

The path that a controlled electric current flows through

What is an electric circuit? 

300
_________ is the transfer of energy from a warmer object to a colder object.
What is heat? 
300
The __________ energy stored in my body from my dinner changes to ________ energy when I go running outside.
What is chemical energy changes to kinetic energy? 
300
A flat, smooth surface like a lake ____________ light evenly because it bounces off the object. 
What is reflects? 
300
The ____________ of a sound depends on how far away a listener is from the source of the sound. 
What is volume? 
300

A circuit with no gaps or breaks 

What is a closed circuit? 

400
_______ is the energy that motion or position gives to an object. 
What is mechanical energy? 
400
A disturbance that carries energy from one point to another point 
What is a wave? 
400
A dark area formed when an object blocks sunlight 
What is a shadow? 
400
Objects that vibrate quickly have a ___________ frequency and a _______ pitch. 
What is pitch? 
400

You can create a gap in a circuit by disconnecting a wire from a battery or light bulb. This is a example of an ___________ circuit. 

What is an open circuit?

500
__________ is the stored energy that makes movement possible. 
What is potential energy?
500
A ___________ is the distance between on crest and another crest or one trough and another trough.
What is a wavelength? 
500
Water and air are two materials that __________ light. 
What is refract? 
500
Electricity can be a source of both _________ and _______.
What are heat and light 
500

A material through which an electric current moves through easily is called a 

What is a conductor?