Word Problem Exercises: Science - Density Problems
A few, fun
problems for you!
What is the
of a piece of wood that has a
of 25.0 grams and a
of 29.4 cm
A piece of wood that measures 3.0 cm by 6.0 cm by 4.0 cm has a
of 80.0 grams. What is the
of the wood? Would the piece of wood float in water? (volume =
A cup of gold colored metal beads was measured to have a mass 425 grams. By water displacement, the
of the beads was calculated to be 48.0 cm
. Given the following densities, identify the metal.
Gold: 19.3 g/mL
Copper: 8.86 g/mL
Bronze: 9.87 g/mL
I threw a plastic ball in the pool for my dog to fetch. The
of the ball was 125 grams. What must the
be to have a
of 0.500 g/mL. ( I want it to float of course!)
After throwing the ball in the pool for my dog, the ball sprung a leak and began to fill with water. How many mL of water can the ball absorb before the ball sinks?
What is the
of lead that is 2.50 cm in diameter, and 5.50 cm long. The
of lead is 11.4 g/mL and the
volume of a cylinder
was measured in a graduated
(shown above). If the
is measured to be 60.75 grams, what is the
of the solution?
An ice cube measuring 5.80 cm by 5.80 cm by 5.80 cm has a
of 0.917 g/mL. What is the mass?
Gasoline is a non-polar
that will float on water. 450 grams of gasoline is spilled into a puddle of water. If the
of gasoline is 0.665 g/mL, what
of gasoline is spilled?
of aluminum is 2.70 g/mL. If the
of a piece of aluminum is 244 grams, what is the
of the aluminum?
Question Group #2
Directions and/or Common Information:
A Mind Bender Problem
A little aluminum boat (mass of 14.50 g) has a
of 450.00 cm
. The boat is place in a small pool of water and carefully filled with pennies. If each penny has a
of 2.50 g, how many pennies can be added to the boat before it sinks?
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Catharine H. Colwell
Jeremy R. Blawn
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