WorksheetsEnergy Transfomations II
Total questions: 42
Worksheet time: 34mins
Which of the following best describes the energy transformations that occur when a flashlight that runs on batteries is turned on?
chemical to mechanical to electrical to radiant
radiant to electrical to sound
chemical to radiant to mechanical to electrical
electric to radiant to chemical
Plug a Blender into the wall outlet, and you're ready to go.
Which choice below BEST shows the energy transformation of making a smoothie?
What are the energy transformations that occur when a person rides a bike to the top of a hill?
mechanical, thermal,
chemical, mechanical, thermal, electrical
chemical, mechanical, thermal, electrical, radiant
chemical, mechanical, thermal
List the energy transformations of this object.
Electrical → Mechanical/ Radiant Energy
Electrical → Mechanical / Sound / Thermal Energy
Mechanical → Chemical / Thermal energy
Mechanical→ Electrical energy
What energy transformations occur when a human eats a Big Mac?
Convection
Thermal Energy
Kinetic Energy
Chemical Energy
After the person eating, he went on a run. What's the energy transformation that's happening?
mechanical→ thermal energy
Chemical→ Mechanical energy
radiation→ chemical
chemical→ radiation energy
Which object shows an energy transformation from electrical to mechanical?
When is the roller coaster increasing its kinetic energy?
When it goes down the first hill
when it goes up the first incline
What type of energy in a bicycle?
mechanical
chemical
electrical
Identify the type of energy
Thermal energy
Sound energy
Mechanical energy
Electrical energy
Identify the type of energy
Electrical Energy
Mechanical energy
Sound energy
Thermal energy
Which of the following energy transformations takes place as a battery-operated toy lights up and starts moving?
Elastic Potential Energy to Kinetic Energy
Electrical Energy to Chemical Energy
Chemical Energy to Kinetic Energy
None of these
Choose the best energy transformation for Dre' Beats (headphones)...
electrical energy to mechanical energy (plus heat)
electrical energy to sound energy (plus heat)
kinetic energy to sound energy (plus heat)
mechanical energy to sound energy (plus heat)
