Volume, Density, and Mass Concepts

The video tutorial explains how to remember and manipulate the variables of density, mass, and volume using a triangle method. It covers calculating each variable by rearranging the formula and provides examples with rounding rules. Additionally, it discusses alternative methods for determining volume, such as using dimensions or water displacement.

What is the purpose of the triangle in understanding density, mass, and volume?

• To measure angles

• To remember the relationships between density, mass, and volume

• To calculate the area of a triangle

• To solve algebraic equations

How do you calculate density?

• Density times volume

• Volume divided by mass

• Mass times volume

• Mass divided by volume

When rounding 0.8632326 to one decimal place, what is the result?

• 0.87

• 0.86

• 0.9

• 0.8

What is the formula to find mass?

• Mass divided by density

• Volume divided by density

• Density divided by volume

• Density times volume

If the density is 4.6 grams per cubic centimeter and the volume is 1.4 cubic centimeters, what is the mass?

• 4.44 grams

• 5.44 grams

• 7.44 grams

• 6.44 grams

How do you calculate volume using mass and density?

• Density divided by mass

• Mass divided by density

• Volume times density

• Mass times density

What is the volume if the mass is 17.4 grams and the density is 4.1 grams per cubic centimeter?

• 4.8 cubic centimeters

• 4.6 cubic centimeters

• 4.4 cubic centimeters

• 4.2 cubic centimeters

Which of the following units can be used interchangeably with cubic centimeters?

• Pints

• Gallons

• Milliliters

• Liters

What is one method to determine the volume of a regular-sided object?

• Mass divided by density

• Density times volume

• Length times width times height

• Water displacement

Which method can be used to find the volume of an irregular object?

• Length times width times height

• Water displacement

• Mass times density

• Density divided by volume