Forms of Energy

Which form of energy will change water from a liquid to a gas as it boils on the stove? 

• Sound Energy
• Mechanical Energy 
• Light Energy
• Thermal Energy (Heat) 

A music amplifier amplifies (increases) the music it plays. 
This appliance is intended to convert....

• Electrical energy into sound energy
• Sound energy into electrical energy 
• Electrical energy into light energy
• Mechanical energy into thermal energy

In a closed circuit, what is the purpose of the battery?

• To use the electric current
• To connect all of the pieces of the circuit 
• To provide, or give, energy 
• To slow down the energy

Which of these circuits will work and result in a light bulb that turns on? 

• An open circuit with a large light bulb, 1 wire, and  AA battery
• An open circuit with 2 small light bulbs, AA battery and 2 copper wires. 
• An open circuit with a large light bulb, and 2 wires. 
• A closed circuit with 1 light bulb, 2 copper wires, and AA battery.  

Is this an insulator or conductor? 
glass bead

• Insulator
• Conductor

Is this an insulator or conductor? 
plastic plate

• Insulator
• Conductor

Is this an insulator or conductor? 
aluminum foil 

• Insulator
• Conductor

Is this an insulator or conductor? 
silver bracelet

• Insulator
• Conductor

Is this an insulator or conductor? 
wooden craft

• Insulator
• Conductor

Some spoons are made out of materials that are conductors, and get hot. 
Other spoons are made out of materials that are insulators and will not get hot. 
Which spoon should I use to stir boiling water on the stove? 

• Aluminum 
• Copper
• Steel
• Wood