Density And Flotation

Question 0

Density?..

Answer 0

The density of a substance is the mass of one cubic cm of it. The amount of mass in a certain volume of a substance.

Question 1

Mass?..

Answer 1

The amount of matter in it.
Measured in kg or g.
It is measured using an electronic balance.

Question 2

Density unit?..

Answer 2

Gram per cubic cm or kg per cubic metre

Question 3

Float?..

Answer 3

An object will float in a liquid if it is less dense than the liquid

Question 4

Sink ?..

Answer 4

An object will sink if it is more dense that the liquid

Question 5

The Dead Sea?..

Answer 5

The Dead Sea is very dense because there is so much salt in it and u can float in it

Question 6

Examples of things that float?…

Answer 6

Cream floats on coffee, oil, ice, some woods e.g a cork and it will also float in oil, ice will sink in oil,

Question 7

How do Ships float?..

Answer 7

A ship is hollow and the inside of the ship is filled with air so the density is less than the density of water