Lesson Worksheet: Transferring Energy Science
In this worksheet, we will practice identifying the energy categories involved in various energy transfers and understanding how energy is conserved in transfers.
Q1:
A ball falls to the ground. When the ball lands on the ground, it slows to a stop and flattens.
Which of the following categories of energy must the ball have less of after it lands than it did while falling?
- AElectrical potential energy
- BMagnetic energy
- CElastic potential energy
- DGravitational potential energy
- ENone of these categories of energy
Which of the following categories of energy must the ball have more of after it has landed than while it was falling?
- AGravitational potential energy
- BMagnetic energy
- CElastic potential energy
- DElectrical potential energy
- EKinetic energy
Q2:
A piece of wood is put into a fire and starts to burn. The piece of wood does not move.
Which of the following categories of energy of the piece of wood must decrease when the wood starts to burn?
- AElastic potential energy
- BThermal energy
- CChemical energy
- DGravitational potential energy
- EKinetic energy
Which of the following categories of energy of the piece of wood must increase when the wood starts to burn?
- AKinetic energy
- BElastic potential energy
- CGravitational potential energy
- DThermal energy
- EChemical energy
Q3:
A rock is above the surface of the Moon, falling toward the surface. There is no air on the Moon, so, while the rock falls, there is nothing for it to transfer energy to. How does the decrease in the gravitational potential energy of the falling rock compare to the increase in the kinetic energy of the falling rock?
- AThe decrease in the gravitational potential energy of the falling rock is equal to the increase in the kinetic energy of the falling rock.
- BThe decrease in the gravitational potential energy of the falling rock is less than the increase in the kinetic energy of the falling rock.
- CThe decrease in the gravitational potential energy of the falling rock is more than the increase in the kinetic energy of the falling rock.
Q4:
A tennis ball is thrown upward.
Which of the following categories of energy must the ball have more of after it is thrown but before it stops rising and starts falling?
- AMagnetic energy
- BKinetic energy
- CElastic potential energy
- DGravitational potential energy
- EElectrical potential energy
Which of the following categories of energy must the ball have less of after it is thrown but before it stops rising and starts falling?
- AMagnetic energy
- BGravitational potential energy
- CElastic potential energy
- DElectrical potential energy
- EKinetic energy
Q5:
A ball is not moving while it is on a flat surface. A trapdoor opens underneath the ball and the ball falls through the trapdoor.
Which of the following categories of energy must the ball have less of after it starts to fall?
- AMagnetic energy
- BElastic potential energy
- CElectrical potential energy
- DGravitational potential energy
- EKinetic energy
Which of the following categories of energy must the ball have more of after it starts to fall?
- AGravitational potential energy
- BMagnetic energy
- CElastic potential energy
- DElectrical potential energy
- EKinetic energy
Q6:
A block is on a platform. The block is not moving. The block is attached to a spring. The platform is removed and the block falls, stretching the spring. The block stops moving when the spring has stretched fully.
Which of the following categories of energy must the block have less of after it has finished falling than before it started to fall?
- AGravitational potential energy
- BMagnetic energy
- CElastic potential energy
- DKinetic energy
- EElectrical potential energy
Which of the following categories of energy must the spring have more of after it has stretched?
- AElastic potential energy
- BMagnetic energy
- CKinetic energy
- DGravitational potential energy
- EElectrical potential energy
Q7:
A battery is connected to a heater by some wires. When the wires connect the battery to the heater, the heater increases in temperature.
Which of the following categories of energy decreases for the battery?
- AElectrical energy
- BThermal energy
- CElastic potential energy
- DChemical energy
- EKinetic energy
Which of the following categories of energy increases for the heater?
- AKinetic energy
- BChemical energy
- CElectrical energy
- DThermal energy
- EElastic potential energy
Q8:
The diagram shows some of the light from the Sun that travels directly to Earth. Between the Sun and Earth, this light travels only through empty space. How does the thermal energy transferred by the Sun to the light compare to the energy transferred by the light to Earth?
- AThe thermal energy transferred by the Sun is equal to the energy transferred by the light to Earth.
- BThe thermal energy transferred by the Sun is greater than the energy transferred by the light to Earth.
- CThe thermal energy transferred by the Sun is less than the energy transferred by the light to Earth.
Q9:
A battery is connected to a motor by some wires. When the wires connect the battery to the motor, the motor turns.
Which of the following categories of energy decreases for the battery?
- AKinetic energy
- BChemical energy
- CElectrical energy
- DElastic potential energy
- EThermal energy
Which of the following categories of energy increases for the motor?
- AElectrical energy
- BElastic potential energy
- CChemical energy
- DGravitational potential energy
- EKinetic energy
Q10:
The Sun shines on an ice cube, and the ice cube starts to melt. Which of the following is the category of energy that transfers energy from the Sun to the ice cube?
- AElectrical
- BThermal
- CLight
- DGravitational potential
- EKinetic
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