Sink and Float

Match the following

• to stay on or near the surface of water

• relative density

• to go down below the surface of a liquid

• sink

• the ability to sink or float in water

• mass

• ameasure of how hot or cold something is

• temperature

• the amount of material in an object

• float

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Organize these options into the right categories

Groups:

(a) float

,

(b) sink

• tube

• keys

• open bottle

• rock

• leaves

• closed bottle

Scientist ​ collect​ (a)   as ​ (b)   ​ to support ​ (c)   .

• observations
• evidence
• investigations

Tags

NGSS.MS-LS2-4

NGSS.MS-PS1-2

 In the illustration, which object is more dense than water?

• rock

• rubber ball

• foam

• oil

The corn syrup is ​ ​ ​ (a)   dense than the water. The oil is ​ (b)   dense than the water.

• more
• less

Tags

NGSS.MS-PS1-2

The ​ (a)   are more dense than the water, so they ​ (b)   .

The ​ (c)   us less dense than the water, so it ​ (d)   .

• keys
• sink
• pool toy
• floats