Energy transformation or transfer?

What is the best definition of an energy transfer?

• When the same type of energy is transferred to a different object.

• When one type of energy changes to a different type of energy in the same object.

What is the best definition of an energy transformation?

• When the same type of energy is transferred to a different object.

• When one type of energy changes to a different type of energy in the same object.

Is the picture an energy transformation or an energy transfer?

• Energy transformation

• Energy transfer

Is the picture, and energy chain below, an energy transformation or energy transfer?

Heat energy of charcoal or fire or BBQ → Heat energy of the steak

• Energy transformation

• Energy transfer

Is the picture, and energy chain below, an energy transformation or energy transfer?

Kinetic energy of the tennis racquet --> Kinetic energy of the tennis ball

• Energy transformation

• Energy transfer

Is the picture an energy transformation or an energy transfer?

• Energy transformation

• Energy transfer

Is the picture an energy transformation or an energy transfer?

• Energy transformation

• Energy transfer

Is the picture, and energy chain below, an energy transformation or energy transfer?

Kinetic energy of the tennis racquet --> Kinetic energy of the tennis ball

• Energy transformation

• Energy transfer

Is the picture an energy transformation or an energy transfer?

• Energy transformation

• Energy transfer

Is the picture, and energy chain below, an energy transformation or energy transfer?

Kinetic energy of the clown's hands --> Kinetic energy of the ball

• Energy transformation

• Energy transfer