7I Energy and Changes Formative

What form of energy does the boy have the most of at point A?

• gravitational potential energy

• kinetic energy

What form of energy does the boy have the most of at point E?

• gravitational potential energy

• kinetic energy

What form of energy does the ball have the most of at point B?

• gravitational potential energy

• kinetic energy

• gravitational potential energy and kinetic energy are roughly equal

What form of energy does the ball have the most of at point C?

• gravitational potential energy

• kinetic energy

• gravitational potential energy and kinetic energy are roughly equal

Which of the following are renewable energy sources?

• biofuel

• oil (gasoline)

• natural gas

• solar

• wind

Which of the following are non-renewable energy sources?

• solar

• wind

• uranium

• natural gas

• oil

Energy stored in fuel is _________ energy.

• thermal

• nuclear

• chemical

• kinetic

In a barbecue, chemical energy in coal is transformed into

• electrical energy

• potential energy

• nuclear energy

• thermal energy

Describe the energy transformations that take place in a television (what are the input energy forms and the output energy forms).

Outline how fossil fuels are formed.