Density Calculations for 8th Grade Science

What is the purpose of the video series?

• To prepare students for the California eighth grade science test

• To teach students about advanced physics

• To provide a general overview of science topics

• To help students with their math homework

Where can the reference sheet for the state test be downloaded from?

• Science textbook

• California Department of Education

• Local library

• School website

What is the definition of density?

• Mass per unit of volume

• Volume per unit of mass

• Weight per unit of volume

• Volume per unit of weight

What is the formula for density?

• Density = Mass / Volume

• Density = Volume / Mass

• Density = Mass * Volume

• Density = Volume * Mass

How do you use the density triangle to find mass?

• Cover up the mass and use Density * Volume

• Cover up the volume and use Mass / Density

• Cover up the density and use Mass / Volume

• Cover up the mass and use Volume / Density

What does covering up the 'D' in the density triangle reveal?

• Mass and Volume

• Density and Volume

• Mass and Density

• Volume and Density

What is the density of water?

• 1 gram per milliliter

• 2 grams per milliliter

• 0.5 grams per milliliter

• 1.5 grams per milliliter

Which property indicates that cork floats on water?

• It is more dense than water

• It is less dense than water

• It has the same density as water

• It is heavier than water

What is the density of sample number 3 if its mass is 24 grams and volume is 100 milliliters?

• 24 grams per milliliter

• 0.024 grams per milliliter

• 2.4 grams per milliliter

• 0.24 grams per milliliter

Which sample is identified as cork based on its density?

• Sample number 4

• Sample number 2

• Sample number 1

• Sample number 3