7th - semester 1 review 2024

Front

What is the process of evaporation?

Back

Evaporation is the phase change from liquid to gas, where molecules gain enough energy to escape the liquid surface.

Front

What subatomic particle orbits the nucleus of an atom?

Back

Electrons are the subatomic particles that orbit around the nucleus of an atom.

Front

What is a non-renewable energy resource?

Back

A non-renewable energy resource is a resource that cannot be replenished in a short period of time, such as fossil fuels like gasoline.

Front

What does measuring average kinetic energy indicate?

Back

Measuring average kinetic energy indicates the temperature of a substance.

Front

Is natural gas a renewable or non-renewable energy resource?

Back

Natural gas is a non-renewable energy resource.

Front

What is the definition of kinetic energy?

Back

Kinetic energy is the energy an object possesses due to its motion.

Front

What is the difference between renewable and non-renewable resources?

Back

Renewable resources can be replenished naturally over time, while non-renewable resources are finite and will deplete.

Front

What is an example of a renewable energy source?

Back

Solar energy is an example of a renewable energy source.

Front

What happens to water when it freezes?

Back

When water freezes, it undergoes a phase change from liquid to solid.

Front

What is the role of protons in an atom?

Back

Protons are positively charged particles found in the nucleus of an atom and determine the element's identity.