Science-Sink and Float-9/18

Why does oil float when pour into the water?

• Oil is more dense than the water.

• Oil is less dense than the water.

• Oil has equal density with water.

• Both oil and water has no density.

What do you call the amount of matter present in a given volume of a substance.

• weight

• mass

• volume

• density

What will happen to an object that is more dense than the water?

• It will sink.

• It will float.

• it will decay.

• It will disappear

Which liquid is the least dense?

• oil
• water
• syrup 
• plastic bottle

Tick all the objects that will sink .

• 
• 
• 
• 

If a metal screw is denser than water, will it sink or float?

• Sink

• Float

These are identical plastic cups in different colors, which cups will float when you put them in water?

• All of them

• Blue and yellow

• Orange and brown

• Blue and brown

• None of them

Tags

NGSS.3-PS2-1

If something sinks, it is always heavy.

• True

• False

How can you tell if something sinks in water?

• It will float

• It will be big

• It will go to the bottom

• It will be little

Tags

NGSS.3-PS2-2

If something is more dense than water it will