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Calculating Density (Grade 7)

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Calculating Density

Instructions: Perform the following density calculations.

1. 
What is the density?

Mass = 44 g
Volume = 44 mL
  1. 0 g/mL
  2. 44 g/mL
  3. 1 g/mL
  4. 11 g/mL
 
2. 
What is the density?

Mass = 120 g
Volume = 96 mL
  1. 1.52 g/mL
  2. 0.33 g/mL
  3. 1.20 g/mL
  4. 1.25 g/mL
3. 
What is the density of a substance that has a mass of 20 g and volume of 10 mL?
  1. 0.5 g/mL
  2. 2.0 g/mL
  3. 10 g/mL
  4. 200 g/mL
 
4. 
What is the density of an object that has a mass of 34 grams and a volume of 17 milliliters?
  1. 0.5 g/mL
  2. 51 g/mL
  3. 578 g/mL
  4. 2 g/mL
5. 
What is the density of an object that has a mass of 92 grams and a volume of 40 milliliters?
  1. 52 g/mL
  2. 0.4 g/mL
  3. 2.3 g/mL
  4. 132 g/mL
 
6. 
Aiden found the mass of a rock to be 200 grams. He then found the volume of the rock to be 20 cubic centimeters. What is the density of the rock?
  1. .010 grams/cubic centimeter
  2. .10 grams/cubic centimeter
  3. 100 grams/cubic centimeter
  4. 10 grams/cubic centimeter
7. 
Gloria needs to find the density of a cube. Each side of the cube measures 3 cm and the mass of the cube is 12 g. What is the approximate density of the cube?
  1. [math]0.4 g//cm^3[/math]
  2. [math]1.3 g//cm^3[/math]
  3. [math]4.0 g//cm^3[/math]
 
8. 
Stella's nephew has plastic blocks that he enjoys playing with. One of the blocks has a mass of 15 g and a volume of 5 mL. Find the density of the block.



9. 
Maria's mom gave her an apple that has a mass of 90 g and a volume of 30 [math]"cm"^3[/math]. What is the apple's density?



 
10. 
I find a rock that has a volume of [math]15 cm^3[/math] and a mass of [math]45 g[/math]. What is the density of the rock?



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