Energy Forms and Transformations

A girl threw a ball. As the ball moves through the air, what type of energy does it have?

• heat energy

• chemical energy

• electrical energy

• mechanical energy

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Energy that flows through an electrical circuit is ____________ energy?

• chemical

• electrical

• heat

• solar

Tags

NGSS.HS-PS2-5

Beginning with the source of energy, explain the energy transformation that takes in this circuit.

• chemical to light to heat

• chemical to electrical to light

• light to electrical to chemical

• light to chemical to electrical

Which of these would have the greatest mechanical potential energy?

• A roller coaster at the top of a hill.

• A roller coaster half-way up the hill.

• A roller coaster half-way down the hill.

• A roller coaster at the bottom of the hill.

Tags

NGSS.MS-PS3-2

Which of the following is an example of friction converted into heat energy?

• the sun

• a snickers bar

• a generator

• rubbing your hands together

Batteries are an example of which of the following forms of energy?

• solar

• thermal

• chemical

• mechanical

As an archer pulls back on the bow string before shooting; an arm, the bow and the string have ___________ potential energy.

• Chemical

• Elastic

• Gravitational

• Kinetic

Tags

NGSS.MS-PS3-2

Phillip is holding a book near shoulder-height. What happens to the gravitational potential energy of the book if he places it on shelf A?

• increases

• stays the same

• decreases

• have zero gravitational potential energy

Tags

NGSS.MS-PS3-2

Water being released behind a dam is an example of what energy transformation?

• chemical to heat

• potential to kinetic

• electrical to mechanical

• solar to kinetic

Tags

NGSS.MS-PS3-2

Which of the following energy transformations occur when a lamp that is plugged into a wall socket is functioning correctly?

• Chemical to light
• Electrical to chemical
• Electrical to light
• Chemical to electrical