Learned Energy Test Review

What is the best description of energy?

• The ability to do work

• The capacity to cause change

• The potential to cause motion

• The power to produce results

Which best describes thermal energy?

• The energy of an object due to its motion.

• The energy of a system due to its temperature.

• Energy of moving particles, found in substances at higher temperatures.

• The energy of a system due to its pressure.

Which best describes energy transfer?

• The process of converting one form of energy to another.

• The ability to do work or cause change.

• The exchange of energy between two objects.

• Movement of energy from on source to another.

Fossil fuels are considered which of the following?

• Non-renewable resources

• Renewable resources

• Natural resources

• Sustainable energy sources

Which of these is stated by the Law of Conservation of Energy?

• Heat is always transferred from hot to cold objects.

• Matter is always conserved.

• Energy cannot be destroyed.

• Energy can be converted from one form to another.

Why are renewable resources so valuable for our environment?

• They are a cost-effective way to produce energy.

• They provide a sustainable source of energy.

• The help eliminate toxic emissions and preserve our non-renewable resources.

• They reduce our reliance on foreign energy sources.

Solar Energy comes from the sun providing an unlimited amonut of energy for life on Earth.

• True

• False

Energy is lost in the form of

• Light

• Sound

• Motion

• Heat

What best describes chemical energy?

• The energy released when a reaction occurs.

• Energy stored in bonds of atom that compose of molecules.

• The energy released when a substance changes state.

• The energy released when a material is heated.

Renewable resources tan be replaced at a rate equal or greater than the rate of consumption.

• True

• False