Hindenburg Vocab Review

Front

What is a physical change?

Back

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

Front

What is a chemical change?

Back

A chemical change is a change that results in the formation of new chemical substances.

Front

What is a reactant?

Back

A reactant is a substance that starts a chemical reaction.

Front

What does luster mean?

Back

Luster refers to how shiny something is.

Front

What is hardness in materials?

Back

Hardness is a measure of a material's resistance to deformation or scratching.

Front

Give an example of a physical change.

Back

Melting ice is an example of a physical change.

Front

Give an example of a chemical change.

Back

Rusting of iron is an example of a chemical change.

Front

What is the hardest natural material?

Back

Diamond is the hardest natural material.

Front

What is the significance of the periodic table?

Back

The periodic table organizes elements based on their atomic number and properties.

Front

What is an example of a substance with high luster?

Back

Gold is an example of a substance with high luster.