6.6B Density

What is the density of an object that has a mass of 15 g and a volume of 2.5 cm³?

• 37.5 g/cm³

• 6.0 g/cm³

• 12.5 g/cm³

• 0.17 g/cm³

A student finds that the mass of an unknown object is 28.9 grams and the volume is 12.3 cm³. Which object did the student measure?

• Water

• Rock

• Air

• Glass

Tags

NGSS.MS-PS1-2

A student measures the mass of an object to be 250 grams. What additional information does the student need in order to calculate the object's density?

• The temperature of the object

• The mass of the object

• The volume of the object

• The length of the object

A student is to find the density of the cube shown above to determine if it is a metal or metalloid. What is the density of the cube?

• 25 g/cm³

• 1.3 g/cm³

• 5.25 g/cm³

• 0.33 g/cm³

Tags

NGSS.MS-PS1-2

The density values of four irregular shaped objects are shown in the table. Which object's density can be calculated from measurements of 18.8 mL and 17.5 grams?

• Plastic dinosaur

• Pink eraser

• Large paper clip

• Aluminum foil ball

Tags

NGSS.MS-PS1-2

A student calculates the density of an unknown metal sample to be 8.25 g/cm³. Which set of data from the student's notebook correctly calculates the density of the unknown metal sample?

• Mass = 82.5 g, Volume = 11.0 cm³

• Mass = 198.0 g, Volume = 24.0 cm³

• Mass = 165.2 g, Volume = 21.2 cm³

• Mass = 202.5 g, Volume = 25.0 cm³

Silver-colored jewelry can be made from many different metals. A jeweler purchased a ring but is unsure of the ring's composition. The jeweler measures the mass as 15 grams and the volume as 3.33 cm³. What is the silver-colored ring's composition?

• Sterling silver

• Platinum

• White gold

• Titanium

Tags

NGSS.MS-PS1-2

During a laboratory investigation, a group of students is given an unknown rock sample with a mass of 24.5 grams. Students measure the volume using a 50 mL graduated cylinder. What is the density and identity of the rock?

• Granite - 2.65 g/mL

• Marble - 2.55 g/mL

• Sandstone - 2.45 g/mL

• Slate - 2.75 g/mL

Tags

NGSS.MS-PS1-2

A student calculates the density of a lead fishing weight to be 11.4. According to the International System of Units (SI), what is the appropriate unit to designate the calculated value as density?

• g/cm³

• g/mL

• m/s

• Both A and B

A group of students is given a table of measurements and asked to calculate the density for each substance. What is the density of the unknown D?

• 2.7 g/mL

• 2.8 g/mL

• 3.2 g/mL

• 5.4 g/mL

Tags

NGSS.MS-PS1-2