1
Q
What is density?
A
Density- An objects mass per unit of volume
2
Q
What does density tell us?
A
An objects density tells us how tightly packed the molecules inside are
3
Q
If an objects density shows the molecules are more tightly packed, is the object more or less dense?
A
It is MORE dense
4
Q
What is density usually expressed in?
A
Grams/milliliters or grams/cubic centimeters
5
Q
What is waters density?
A
1 g/ml
6
Q
How do you find density?
A
Density= M/V
M= Mass
V=Volume
So Mass divided by Volume equals Density
7
Q
If an object is 2 g/ml will it float in water?
A
No anything more than 1 g/ml will sink but anything less will float
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