6th Grade-Energy Assessment

The table shows energy transformations for four lab items.Which item most directly matches the change that

occurs inside a battery?

• Item A

• Item B

• Item C

• Item D

A toy robot runs on batteries and is operated by a remote control. The robot is made to walk in a circle and then talk. What type of energy transformations occur during this process?

• kinetic energy to heat energy to sound energy

• nuclear energy to kinetic energy to sound energy

• thermal energy to potential energy to sound energy

• chemical potential energy to kinetic energy to sound energy

The diagram shows the setup of a home wind turbine. Which energy transformation takes place in the setup between the battery bank and the appliances?

• radiant energy to chemical energy

• nuclear energy to chemical energy

• thermal energy to electrical energy

• chemical energy to electrical energy

Emilia walks out of her classroom into the bright sunshine. She glances at the hot sun as she touches the cement wall of her classroom. The cement wall feels very warm when she touches it. Which of the following sequences correctly describes the transfer of the sun’s energy to Emilia’s finger?

• potential energy to electrical energy to light energy to heat energy

• nuclear energy to electromagnetic energy to heat energy to kinetic energy

• nuclear energy to electromagnetic energy to kinetic energy to thermal energy

• potential energy to heat energy to kinetic energy to electromagnetic energy

What is one negative impact of the automobile?

• being able to travel in comfort

• pollution

• carpooling

• listening to the radio

What is capital?

• money, credit, or property

• standards a product must meet

• the part of a system that measures and control

• the conversion of ideas or activities into products

What is the mechanical energy of an object?

• the sum of all types of kinetic energy

• the sum of all types of potential energy

• the sum of all kinetic energy and all potential

  energy

• he difference between the kinetic energy and

  the potential energy

A natural resource is best defined as any naturally occurring material that is which of the following?

• used by people

• unlimited in quantity

• mined from Earth

• left untouched in nature

Resources that will always be available

• Renewable

• Inexhaustible

• Nonrenewable

• conservation

Resources that can be replaced

• Renewable

• Inexhaustible

• Nonrenewable

• conservation