energy review

energy review

Multiple Choice

The statement that "the energy within a system remains constant and cannot be created or destroyed, only transformed" best sums up _________.

• Something Mr. Lance likes to say.

• Life

• Law of Conservation of Energy

• The scientific method

• Newton's Third Law

Multiple Choice

Energy stored because of gravity is called:

• Gravitational Potential Energy

• Kinetic Energy

• Mechanical Advantage

• Chemical Energy

Multiple Choice

Which type of energy increases when you compress a spring?

• elastic potential energy
• kinetic energy
• radiant energy
• sound energy

Multiple Choice

What is the energy of moving objects, or the energy of moving parts of a machine?

• electrical energy

• solar energy

• mechanical energy

• potential energy

Multiple Choice

What is the form of energy that is created using heat? This form of energy makes particles of matter move faster.

• light energy

• thermal energy

• chemical energy

• kinetic energy

Multiple Choice

energy of motion

• kinetic energy

• potential energy

• movement

• work

Multiple Select

Renewable or Nonrenewable: Water

• Nonrenewable

• Renewable

Multiple Choice

What are the 3 fossil fuels?

• coal, oil, uranium

• coal, hydroelectric, oil

• natural gas, oil, coal

Multiple Choice

What is a natural resource?

• Material from the Earth that people use for their needs.

• A place hidden in the mountains.

• An object made from natural things.

Multiple Choice

Conduction requires

• Electricity

• the electromagnetic spectrum and particles

• air or water flow

• direct contact

Multiple Choice

Heat transfer always moves ...

• cold to hot

• east to west

• hot to cold

• north to south

Multiple Choice

What is the definition of CONDUCTION?

• When heat is transferred from objects like rays of light or electromagnetically.
• a  hot liquid or air that  expands, becomes less dense, and rises or becomes more dense, and sinks.
• When heat transfers from objects that are touching.
• When heat transfers through the heater or AC in your house.

Multiple Choice

Convection can take place in ____________.

• solids only.

• liquids only.

• liguids and gases only.

• solids, liquids and gases.

Multiple Choice

The diagram shows some rice being boiled in a pan. What is the main methods by which thermal energy is transferred (i) through the metal pan and

(ii) through the water?

• (i) conduction (ii) conduction

• (i) convection (ii) convection

• (i) conduction (ii) convection

• (i) convection (ii) conduction

Multiple Choice

Heat transfer by convection is caused by differences in what two things:

• Thickness and material

• Weight and electricity

• Temperature and density

Multiple Choice

When air is heated, its density ___________.

• increases

• decreases

• remains the same