Density, Mass, States of Matter

What does less dense mean?

• When something FLOATS in water

• When something SINKS in water

What does more dense mean?

• When something FLOATS in water.

• When something SINKS in water.

A rubber duck is...

• More dense than water

• Less dense than water

A rock is...

• Less dense than water

• More dense than water.

Vegetable oil is...

• Less dense than water.

• More dense than water.

Wood floats in water. That means that it is...

• Less dense than water.

• More dense than water.

A copper penny sinks in water. That means that it is...

• Less dense than water.

• More dense than water.

If you poured 3 liquids that do not mix how could you tell which one is the most dense?

• The liquid on top
• The liquid in the middle
• The liquid at the bottom

Tags

NGSS.MS-PS1-2

A bobber floats on the water because it is....

• more dense than the water

• less dense than the water

• the same density as the water

• to show you when you have a bite

Why does the egg not sink or float?

• it is more dense than the water

• it is less dense than the water

• it has the same density as the water

• it is light

Tags

NGSS.MS-PS1-2