Matter and Energy Review

Front

What is matter?

Back

Matter is anything that has mass and takes up space.

Front

What is energy?

Back

Energy is the ability to do work or cause change.

Front

What is density?

Back

Density is the mass of an object divided by its volume.

Front

What is a physical change?

Back

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

Front

What is a chemical change?

Back

A chemical change occurs when a substance transforms into a different substance with different properties.

Front

What are observations?

Back

Observations are information gathered using the five senses.

Front

What is an inference?

Back

An inference is a conclusion drawn from observations.

Front

What is a mixture?

Back

A mixture is a combination of two or more substances that are not chemically bonded.

Front

What is a solution?

Back

A solution is a type of mixture where one substance is dissolved in another.

Front

What is a triple beam balance used for?

Back

A triple beam balance is used to measure the mass of an object.