How we can find the mass of an object?
Use a BALANCE.
The mass of an object is 45 gram, and the volume is 15 cm3. What is the density of an object
3 gr/cm3
What will happen if the density of object is greater than the density of water?
The object will sink!
Why is the olive oil on the top?
Because olive oil is less dense than the other types of liquids
How we can find the volume of a rock?
Use a measuring cylinder.
How do we calculate the volume of an object with the shape of a cube?
MEASURE the side using ruler, then multiply it 3 times.
Which has the lesser density, the bottle or the scissors?
The bottle.
Will an apple sink or float?
It will float because it contains a lot of air.
What will happen if you put a piece of styrofoam in water? Will it sink or float?
It will float!
What will happen if you put a metal nail in a water?
It will sink!
Which ball has the greater mass?
Neither. They are both the same!
Which has the greater density, the apple or the fork?
The fork.