Flashback 43

Front

What type of wave is characterized by particle motion being perpendicular to the direction of wave propagation?

Back

Transverse wave.

Front

What is the highest point of a wave called?

Back

Crest.

Front

What is the lowest point of a wave called?

Back

Trough.

Front

What type of change occurs when a substance's physical properties change without altering its chemical composition?

Back

Physical change.

Front

Which process involves the conversion of energy from one form to another?

Back

Transformation.

Front

What type of energy is released during nuclear reactions such as fusion or fission?

Back

Nuclear energy.

Front

What is the term for the compression of particles in a medium through which a wave travels?

Back

Compression.

Front

What is the bending of waves as they pass from one medium to another called?

Back

Refraction.

Front

What is an example of a physical change?

Back

Crumpled paper.

Front

What is an example of a chemical change?

Back

Rust.