7.1 Energy Transformations

7.1 Energy Transformations

By Landon Ahlers

Multiple Choice

a boy riding a bike has this type of ENERGY

• Gravitational Potential

• chemical

• elastic

• mechanical

Multiple Choice

a ball on the top of a building has this type of ENERGY

• Electrical

• Sound

• Thermal

• Gravitational Potential Energy

Multiple Choice

At point B, the energy is ______.

• Potential

• Kinetic

• Thermal

• Chemical

Multiple Choice

What type of energy is being used?

• electromagnetic

• mechanical

• thermal

• sound

Multiple Choice

Which 2 letters have the most kinetic energy

• W & Y

• X & Z

Multiple Choice

A fire is an example of what kind of ENERGY?

• Nuclear

• Sound

• Thermal

• Chamical

Multiple Choice

gasoline has this type of ENERGY

• chemical

• nuclear

• gravitational potential

• electromagnetic

Multiple Choice

power lines are an example of this type of ENERGY

• sound

• mechanical

• electrical

• nuclear

Multiple Choice

A car speaker is an example of this type of ENERGY

• Thermal

• Nuclear

• Elastic

• Sound

Multiple Choice

a microwave has this type of ENERGY

• electromagnetic

• sound

• thermal

• elastic

Multiple Choice

What energy conversions take place when you vigorously rub your hands together?

• Mechanical => light

• chemical => thermal

• mechanical => thermal

• kinetic => chemical

Multiple Choice

Which kind of energy change occurs when a candle is burning?

• Chemical to light.
• Light to electrical.
• Solar to heat.
• Chemical to electrical.

Multiple Choice

Which type of energy transformation occurs when a flashlight shines?

• chemical → thermal → electrical
• chemical → electrical → light
• thermal → chemical → light
• chemical → electrical → chemical

Multiple Choice

What type of energy is food energy stored in your muscles?

• mechanical

• nuclear

• thermal

• chemical

Multiple Choice

Which type of energy propels a baseball after it has been struck by a bat?

• chemical

• thermal

• mechanical

• nuclear

Multiple Choice

The energy of moving particles is called _____.

• sound energy

• heat or thermal energy

• light energy

• mechanical energy

Multiple Choice

Muscles operate to push the pedals on a bicycle causing the wheels to turn. What type of energy being represented?

• mechanical

• physical

• thermal

• chemical

Multiple Choice

When water falls through a dam and turns a turbine connected to a generator, electricity is produced. This electricity is often used to light our homes and offices. Which of the following shows the energy transformations that occurs?

• electrical → light → mechanical
• chemical → mechanical → electrical
• mechanical → nuclear → light

• mechanical → potential → electrical 

Multiple Choice

Which type of potential energy is stored in a gasoline?

• nuclear

• mechanical

• chemical

• thermal

Multiple Choice

Electrical Energy is transferred to _____ Energy.

• Solar
• Mechanical
• Chemical
• Electrical

Multiple Choice

A television works by transforming electrical energy into what other kinds of energy?

• Light, thermal, and sound
• Thermal, chemical, and solar
• Sound, mechanical, and electrical
• Light, chemical, and mechanical

Multiple Choice

Solar Energy is transferred to _____ Energy.

• Mechanical
• Solar
• Sound
• Electrical

Multiple Choice

What energy transformations take place when a battery-operated radio is in use?

• Electrical to chemical to light
• Sound to chemical to mechanical
• Chemical to electrical to sound
• Light to electrical to thermal

Multiple Choice

Electrical Energy is transferred to _____ Energy.

• Thermal
• Solar
• Electrical
• None

Multiple Choice

When particles are heated they begin to ____.

• move faster

• mover slower

• move up

• jump out of the pot