Vocabulary
To bounce off an object.
Reflect
Light travels in a _______ line until it strikes an object.
Straight
Energy transformations that occur in a flashlight.
Chemical energy ----> electrical energy ----> light (radiant) energy
The path an electric current follows.
Electric Circuit
Energy that lets you see.
Light energy
To bend light as it moves from one material to another.
Refract
This object allows you to see the colors of light (red, orange, yellow, green, blue, indigo, violet).
Prism
Forms of energy seen in a computer
Light, sound, electrical, motion, thermal
The two requirements for a working circuit.
1. Energy source
2. Closed path
Energy caused by the movement of electric charges.
Electrical Energy
The flow of electrically charged particles.
Electric Current
This lens enlarges the appearance of the image.
Convex
A blender turns electrical energy into ____________.
Motion and sound energy
An object that opens/closes a circuit.
Switch
Energy from the sun.
Solar energy
To be taken in by an object.
Absorb
This lens makes an object appear smaller.
Concave
An alarm clock converts electrical energy into _________.
Light and sound energy
An object that converts chemical energy into electrical energy.
Battery
Energy caused by movement
Motion/mechanical/kinetic energy
A change in energy from one form to another.
Energy Transformation
An ________ object does not allow light to travel through it. A _________ object allows some light to travel through it. A __________ object allows all light to travel through it.
A solar panel converts ________ energy into ________ energy.
Solar; electrical
An electrical circuit is a system. All the parts are "interdependent." If any one part is removed, the circuit will be ______, and electric current _______.
Energy that is stored in matter and that can be released by a chemical reaction.
Chemical energy