11.1 CALCULATING DENSITY

Question 1

What is the formula for density?

Answer 1

Density = mass / volume

Question 2

What is the density of water?

Answer 2

1g/cm^3
1000kg/m^3

Question 3

What is density?

Answer 3

Density of a material is its mass in a certain volume

Question 4

How do you measure mass?

Answer 4

Using a balance to measure

Question 5

How do you measure liquid and gas?

Answer 5

1. Find the mass of the container
2. Add the material
3. Find mass of the container + material
4. Calculate the mass of the material (mass of material = [mass of container + material] - [mass of container])

Question 6

How do you measure volume for a cube/cuboid?

Answer 6

Width x height x length

Question 7

How do you measure volume for a sphere?

Answer 7

4/3πr^3

Question 8

How do you measure volume for liquid?

Answer 8

Measuring cylinder

Question 9

How do you measure volume for irregular shape?

Answer 9

1. Put known volume of water in measuring cylinder
2. Add cube and measure volume of water displaced