1) Density is _____________________________________- a) chemical characteristic property b) physical characteristic property 2) Density measures the amount of ______________ in a certain amount of __________. a) MATTER in a certain amount of SPACE b) VOLUME in a certain amount of LIQUIDS c) BALLOONS in a certain amount of GAS 3) How do you calculate density?  a) mass x volume (mass multiplied by volume) b) volume + mass (add volume and mass) c) mass / volume (mass divided by volume) d) mass - volume (subtract volume from mass) 4) Which model shows the object with a greater density? a) 1st square (blue) b) 2nd square (green) 5) Objects with the same volume but different mass have _______________ density.  a) different  b) the same 6) Two substances with same density might be the ____________ substance. For example, if a spoon and ring each have a density of 10.49 g/cm³, both substances might be silver.³ a) different. b) the same 7) One block is silver and one block is aluminum. How can we identify which substance is silver using density? a) Look at both objects b) Measure mass and volume and calculate density  c) 1. Measure mass and volume to calculate density 2. Compare using density table 8) What substance is most dense?  a) silver (10.49 g/cm³) b) gold (19.3 g/cm³) c) aluminum (2.7 g/cm³) d) copper (9 g/cm³) 9) Look at the picture. How does the density of air compare to the density of the helium-filled balloons (rising to ceiling)? a) the helium balloons are less dense than the air b) the helium balloons are more dense  c) the helium balloons have the same density as the air 10) Which substance is the MOST dense? a) baby oil b) dish soap c) water d) honey 11) The rock is floating in water, which could be a possible density a) 1.2 g/mL b) 1.0 g/mL c) .92 g/mL d) 2.3 g/mL 12) What is the density of pure water? a) 1.o g/mL b) 2.3 g/mL c) .86 g/mL d) 3.4 g/mL 13) What is the volume of the object? a) 22 mL b) 42 mL c) 2 mL d) 20 mL 14) What is the volume of the object? a) 12 m3 b) 3 m3 c) 8 m3

Density Review

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