Density Sink or Float

Which object will sink in a bowl of water?

• a pencil

• a gold ring

• an apple

• a balloon

What happens when the plastic bottle is filled with water?

• It will float

• It will sink

Tags

NGSS.MS-PS2-2

Rocks sink because they are

• the same density as the water

• less dense than the water

• more dense than the water

• because they're round

Sink means to go down to the bottom of the water.

• TRUE

• FALSE

Students have a container of water and several objects.  The water will help students observe _____________.

• if the objects are made of iron

• whether the objects sink or float

• how quickly the objects heat up

• the mass of each object

Tags

NGSS.5-PS1-3

Which list shows the order from the most dense to the least dense?

• Screw, grape, sponge, bottle cap

• Sponge, bottle cap, grape, screw

• Screw, bottle cap, grape, sponge

• Screw, grape, bottle cap, sponge

Tags

NGSS.MS-PS1-2

Students were investigating filled cans of soda to test their density in water. Which conclusion can be made about the investigation?

• All cans of soda are less dense than water

• Diet cola is more dense than water because it floats in water

• Regular cola is more dense in water because it sinks

• Both cans of soda are more dense in water

Tags

NGSS.MS-PS1-2

Students sorted items by their ability to sink or float. Which student organized the items correctly?

• Aaron

• Leslie

• Phillipa

• Alex

Tags

NGSS.MS-PS1-2

Which of the following items are likely MORE DENSE than water?

• Wood Pencil

• Plastic Ball

• Cork

• Penny

• Glass Bead

Which statement is correct?

• Corn syrup is denser than water.

• Water is denser than corn syrup.

• Water is less dense than oil.

Tags

NGSS.MS-PS1-2