3. Grace, Harper, and Isla are conducting a science experiment. They need to calculate the density of a solid object they found. Which formula should they use?
a)
Density = Mass / Volume
b)
Density = Volume - Mass
c)
Density = Mass x Volume
d)
Density = Volume / Mass
4.
4. If the mass of an object is 20g and its volume is 5cm³, what is its density?
a)
25 g/cm³
b)
10 g/cm³
c)
4 g/cm³
d)
2 g/cm³
5.
5. If the density of a substance is 2g/cm³ and its volume is 10cm³, what is its mass?
a)
The mass is 20g.
b)
The mass is 15g.
c)
The mass is 25g.
d)
The mass is 5g.
6.
6. If the mass of an object is 30g and its density is 3g/cm³, what is its volume?
a)
90 cm³
b)
15 cm³
c)
10 cm³
d)
5 cm³
7.
7. A block of wood has a mass of 50g and a volume of 25cm³. What is its density?
a)
30g/cm³
b)
5g/cm³
c)
2g/cm³
d)
10g/cm³
8.
8. A liquid has a density of 0.8g/cm³ and a volume of 100cm³. What is its mass?
a)
0.5g
b)
80g
c)
120g
d)
50g
9.
9. Grace has a metal cube that weighs 60g. If the density of the metal is 6g/cm³, can you help Ethan and Zoe to find out the volume of the cube?
a)
36 cm³
b)
15 cm³
c)
45 cm³
d)
10 cm³
10.
10. If the volume of an object is 15cm³ and its density is 5g/cm³, what is its mass?
a)
30g
b)
10g
c)
75g
d)
50g
11.
Abigail has a small gold nugget that weighs 40g. She measures its volume and finds it to be 10cm³. What is the density of Abigail's gold nugget?
a)
30 g/cm³
b)
4 g/cm³
c)
10 g/cm³
d)
5 g/cm³
12.
Noah, Evelyn, and Ava are working on a science project. They have a solid sphere that weighs 80g. They know that the material of the sphere has a density of 4g/cm³. They are trying to figure out the volume of the sphere. Can you help them?
a)
20 cm³
b)
40 cm³
c)
30 cm³
d)
10 cm³
13.
If the density of a material is 3g/cm³ and its volume is 15cm³, what is its mass?