Materials That Float and Sink

Do all objects sinks very slow?

• yes

• no

It means to fall to the bottom of water.

The following objects float, except:

• 
• 
• 

Explain why large boats or ships float on water.

Tags

NGSS.3-PS2-1

The following objects sink, except:

• 
• 
• 

Tags

NGSS.3-PS2-1

It means to stay on top of the water.

Why do some people use floaters (salbabida) in swimming pools?

Tags

NGSS.MS-ETS1-1