scince Flashcards
(25 cards)
What is the formula for calculating density?
Density = mass / volume
True or False: Density is a characteristic property of a substance.
True
Fill in the blank: Density is defined as the ______ of mass to volume.
ratio
What are the units for density?
kg/m^3 or g/cm^3
If an object has a density greater than 1 g/cm^3, will it sink or float in water?
Sink
What is the density of water in g/cm^3?
1 g/cm^3
What is the density of gold in g/cm^3?
19.3 g/cm^3
If a substance has a density of 0.8 g/cm^3, will it float or sink in water?
Float
If a block of wood has a mass of 500g and a volume of 250 cm^3, what is its density?
2 g/cm^3
What is the formula for volume when calculating density?
Volume = mass / density
If a substance has a density of 10 kg/m^3 and a volume of 2 m^3, what is its mass?
20 kg
What is the density of air in kg/m^3?
1.225 kg/m^3
True or False: Density is a scalar quantity.
True
Fill in the blank: Density is an ______ property of matter.
intensive
If a substance has a density of 0.5 g/cm^3 and a mass of 100g, what is its volume?
200 cm^3
What is the formula for mass when calculating density?
Mass = density x volume
If an object has a density equal to the density of water, will it float or sink in water?
Float
What is the density of iron in g/cm^3?
7.87 g/cm^3
If a cube has a volume of 1000 cm^3 and a density of 5 g/cm^3, what is its mass?
5000 g or 5 kg
Fill in the blank: Density is a measure of how much ______ a substance has in a given volume.
mass
True or False: The density of a substance changes with its size.
False
If a liquid has a density of 0.9 kg/m^3 and a mass of 450 g, what is its volume?
0.5 m^3
What is the density of lead in g/cm^3?
11.34 g/cm^3
If a substance has a mass of 200g and a density of 4 g/cm^3, what is its volume?
50 cm^3
