Test Review - Syllabus, Class/Campus Procedures, Matter, Density

Front

What materials are attracted to a magnet?

Back

Materials that contain iron, nickel, or cobalt are attracted to a magnet.

Front

What is the rule regarding horseplay in the laboratory?

Back

Horseplay or practical jokes in the laboratory are always against the rules.

Front

What is a physical change?

Back

A physical change is a change in size, shape, or state of matter without altering its chemical composition.

Front

What is the boiling point of water in Fahrenheit?

Back

The boiling point of water is 212 degrees Fahrenheit.

Front

What units are used for measuring volume?

Back

Volume is measured in milliliters (mL) or cubic centimeters (cm³).

Front

What is density?

Back

Density is the mass of an object divided by its volume, often expressed in grams per cubic centimeter (g/cm³).

Front

What is the formula for calculating density?

Back

Density = Mass / Volume.

Front

What is a chemical change?

Back

A chemical change results in the formation of new substances with different properties.

Front

What is the difference between a physical property and a chemical property?

Back

A physical property can be observed without changing the substance, while a chemical property describes how a substance reacts to form new substances.

Front

What is the freezing point of water in Celsius?

Back

The freezing point of water is 0 degrees Celsius.