Magic of Electrons Lesson 1 Assessment

A _______________________ is a device that converts electrical energy into mechanical energy (motion)

• Motor
• Battery
• Magnet
• Circuit

A _______________________ is a device that converts mechanical energy (motion) into electrical energy.

• Motor
• Insulators
• Generator
• Conductors

Electromagnets are made by running ________________ through a coil of wire

• battery
• magnet
• element
• current

Which type of current comes from the wall outlet?

• Atom
• Alternating Current
• Direct current
• Raisin Current

What is the flow of electric charge in a circuit?

• Current
• Conductor
• Insulator
• magnet

Which type of current comes from a battery?

• Atom
• Alternating Current
• Direct Current
• Raisin Current

___________________________________ is the flow of electric charges in only one direction.

• Atom
• Alternating current
• direct current
• raisin current

__________________ is the flow of electric charges that switches directions periodically.

• Atom
• Alternating current
• direct current
• raisin current

How can you determine if a material is a conductor? (Hint: what do you use?)

• wire cutters
• safety goggles
• drill
• multimeter

What are the outer electrons in an atom?

• Neutrons
• Valence electrons
• Protons
• Option 4