Review Vocabulary 24-25

Front

What is the definition of Diffraction?

Back

The bending of waves as they pass through openings or around corners.

Front

What type of heat transfer involves the emission of heat waves?

Back

Radiation.

Front

What is the smallest particle of a substance that has all of the physical and chemical properties of that substance?

Back

Molecule.

Front

What is a subatomic particle that resides within the nucleus of an atom and has no electrical charge?

Back

Neutron.

Front

What is a collection of subatomic particles in the center of an atom that is positively charged?

Back

Nucleus.

Front

What is the positively charged particle found in the nucleus of an atom?

Back

Proton.

Front

What is the negatively charged particle that orbits the nucleus of an atom?

Back

Electron.

Front

What is the process of heat transfer through direct contact between materials?

Back

Conduction.

Front

What is the process of heat transfer through the movement of fluids?

Back

Convection.

Front

What is the term for a substance made of only one type of atom?

Back

Element.