Density and Buoyancy

Which among the objects will float on water?

• a beach ball

• a spoon

• a brick

• a stone

Tags

NGSS.5-PS1-3

It is the measure of "compactness" of a matter. It is maybe low or high.

• Volume

• Buoyancy

• Density

• Displaced water

It refers to the amount of the space the object takes up.

• Volume

• Density

• Buoyancy

• Displaced water

This is the material that particles are packed together tightly and has few spaces in between.

• High density

• Low density

• Buoyancy

• Buoyant force

This is the material that particles are loosely packed together and has more spaces in between.

• High density

• Low density

• Buoyancy

• Buoyant force

What is the upward push of a liquid on an object?

• Buoyant force

• Volume

• Displaced water

• Density

If the weight of the ______________ is greater than the weight of the object placed on water, the object will float.

Tags

NGSS.MS-PS2-4

Select all the objects that will float on water.

• life jacket

• a toy boat

• steel bar

• a container with cover

• Styrofoam

Tags

NGSS.5-PS1-3

It is the tendency of an object to float or rise when put in a liquid.

• Density

• Buoyancy

• Volume

• Water displaced

Which one is less dense than the water?

• a ship

• a peso coin

• a metal spoon

• big rock