Review of Scientific Method / Physical & Chemical Properties and Changes

Which changes can be reversed? 

How close together molecules are in a substance is the substance's 

An educated guess is sometimes called a

If you don't understand a direction or part of a lab procedure, you should

A physical property can be 

Burning firewood is considered 

Horseplay and practical jokes in the laboratory are

Properties that change depending on the object's size are 

An object has a mass of 10 grams and a volume of 5 cm³. What is the density of the object?

Changing an object's size is a 

The milk in the refrigerator turning sour is a 

Cutting firewood is considered a 

The formula and units for density are 

A milliliter of water has a mass of one gram. What is the density of the water?

A variable that you change during an experiment is called the 

Chemical properties 

How can we best show the results of an experiment?

If you mix two chemicals in a beaker what might be evidence of a chemical change

Melting ice is considered a

We can find chemical and physical properties of chemicals we use in the lab on the __________.