Energy

What of the following devices is designed to change mechanical energy to sound energy?

• Wind up toy
• Candle
• Battery
• Flashlight

A student observed that sugar in hot water dissolved more quickly than in cold water.  The student was investigating the effects of what form of energy?

• Electrical
• Mechanical
• Thermal

Tags

NGSS.MS-PS1-4

To make a turbine spin is what type of energy?

• Light
• Electrical
• Mechanical

Tags

NGSS.HS-PS3-3

What type of energy is needed for a solar panel?

• Light
  Light?
• Mechanical
• Sound
• Electrical

When a bat flies and listens to echoes to locate prey it is using?

• Thermal & Light
• Sound & Thermal
  Sound & Thermal
• Mechanical & Sound
  Mechanical & Sound
• Light & Mechanical
  Ligh

Tags

NGSS.MS-PS4-2

5.6B Turning on a bulb in a lamp demonstrates that electrical energy can be used to produce which of the following?

• light and heat energy
• light energy and resistance
• light energy and an open circuit
• light and mechanical energy

5.6B If you were building a circuit, why would you use copper and not rubber to send electricity through the circuit?

• Copper is a better insulator. 
• Rubber is a better conductor.
• Copper is an insulator, but rubber is a conductor. 
• Copper is a conductor, but rubber is an insulator. 

Metals such as copper, iron, gold, and silver are ...

• conductors
• brittle
• insulators
• resistors

Will this configuration of a complete circuit and light a bulb?

• yes
• no

Tags

NGSS.3-5-ETS1-2

Will this configuration of a complete circuit light a bulb?

• yes
• no

Tags

NGSS.MS-ETS1-1