Conservation of Energy and Energy Transfers

What energy transformation occurs when an alarm clock rings?

• electrical to mechanical, sound

• chemical to mechanical,sound

• electrical to thermal, chemical

• mechanical to mechanical, thermal, sound

_{Which form of energy is mostly produced in this conversion?}

• Electrical

• Mechanical

• Thermal

• Sound

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-3

NGSS.MS-PS3-4

Identify the energy transfer

• electrical to chemical to light

• kinetic to potential

• chemical to electrical to light

• light to sound

Tags

NGSS.MS-PS3-5

Identify the energy transfer

• mechanical to sound

• chemical to electrical

• sound to mechanical

• thermal to sound

Identify the energy transfer

• chemical to kinetic

• solar to electrical

• thermal to light

• electrical to light

Identify the energy transfer

• light to electrical to chemical

• chemical to electrical to light

• electrical to chemical to light

• chemical to electrical to solar

Tags

NGSS.MS-PS1-6

Identify the energy transfer

• chemical to light

• thermal to electrical

• chemical to heat

• electrical to thermal

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-3

NGSS.MS-PS3-5

What type of energy transformation happens in hydro-electric power?

• kinetic to potential

• sound to mechanical

• chemical to electrical

• mechanical to electrical

Tags

NGSS.MS-PS3-5

What type of energy is stored in batteries or food?

• Potential energy

• Thermal energy

• Chemical energy

• Mechanical energy

Tags

NGSS.MS-PS1-5

List the energy transformations of this object.

• Electrical → Mechanical/ Radiant Energy

• Electrical → Mechanical / Sound / Thermal Energy

• Mechanical → Chemical / Thermal energy

• Mechanical→ Electrical energy