7P Density

The tool used to measure the mass of a substance or object is a ______________.

• balance
• graduated cylinder
• ruler
• thermometer

Tags

NGSS.5-PS1-3

What is the volume of Object X?

• 10 cm³

• 15 cm³

• 20 cm³

• 25 cm³

I have two objects with the same volume but different masses.  Which object will be more dense?

• The object with less weight.
• The object with more weight.
• The object with more mass.
• The object with less mass.

Tags

CCSS.HSG.MG.A.2

What is the formula for density?

• density = mass x volume
• density = mass / volume
• density = mass + volume
• density = mass - volume

Frank has an eraser. It has a mass of 4g, and a volume of 2cm³. What is its density?

• 8 g/cm³
• 2 g/cm³
• 1/2 g/cm³
• 24 g/cm³

Tags

CCSS.HSG.MG.A.2

Frank has a paper clip. It has a mass of 9g and a volume of 3cm³. What is its density?

• 3 g/cm³
• 1/3 g/cm³
• 27 g/cm³
• 39 g/cm³

Tags

CCSS.HSG.MG.A.2

Why do ice cubes float in a  glass of water?

• the ice cubes are more dense than the water
• the water is more dense than the ice cubes
• the water is more dense than the glass
• the ice is more dense than the glass

Tags

NGSS.5-PS1-3

Mercury is a metal that is liquid at room temperature and has a density of 13.5 g/cm3.  Which of these metals would sink below the mercury if dropped into a container of mercury?

• gold (density=19.3 g/cm3)
• lead (density=11.4 g/cm3)
• iron (density=7.9g/cm3)
• aluminum (density=2.7g/cm3)

Tags

CCSS.HSG.MG.A.2

What is the density of water?

• 0 g/ml
• 1 g/ml
• 10 g/ml
• 100 g/ml

Tags

CCSS.HSG.MG.A.2

Why do some substances float on water?

• they are warmer than water
• they are cooler than water
• they are more dense than water
• they are less dense than water

Tags

NGSS.MS-PS2-4