Study Set #11

Front

What is thermal energy?

Back

Thermal energy is the energy that comes from the temperature of matter. It is the total kinetic energy of particles in a substance.

Front

True or False: Thermal energy moves from a hotter object to a cooler object.

Back

True

Front

What is the definition of criteria?

Back

Criteria are the standards or principles by which something is judged or decided.

Front

What is a gas?

Back

A state of matter where particles are far apart and move freely, allowing gases to fill the shape and volume of their container.

Front

What is a product in a chemical reaction?

Back

A product is a substance that is formed as a result of a chemical reaction.

Front

What is a chemical reaction?

Back

A process that involves the rearrangement of the molecular or ionic structure of a substance.

Front

Where does heat come from in an MRE system?

Back

The heat comes from the MRE heater.

Front

What is a physical reaction?

Back

A physical reaction is a change that affects one or more physical properties of a substance without altering its chemical composition.

Front

What are limitations in engineering?

Back

Limitations are restrictions or constraints that affect the design and functionality of a project.

Front

What is the difference between a solid and a liquid?

Back

A solid has a definite shape and volume, while a liquid has a definite volume but takes the shape of its container.