You can use Calculus to figure it out, but that's a lot of work.
A more simple approach is to:
# mass it (in grams)
# dunk it into a pitcher of water, and record how much liquid it displaces (in mL = cm^3)
# take (1), divide (2) # if the number is less than 1 it floats, and if the number is greater than 1 it sinks
Explanation:
* Density is defined as mass/volume, so to figure out the density of an object, find it's mass and it's volume, and divide the two. * To mass something is kind of like weighing it, but with different units. If something weighs 1 pound it's mass might be about 450 grams, depending on where you are. * An easy home-approach to finding volume of ex. a rock would be to find how much liquid it displaces. Take a measuring beaker that measures mL and fill it with ex. 500 mL of water, then insert your rock. Let's say the water level rose to 550 mL, that means your rock's volume is 50 mL. 1 mL = 1 cm^3 * So lets say your rock weighed 150 grams (about 5 ounces), and the water moved up 50 cm^3, so the rock's mass is 150g/50cm^3 = 3 g/cm^3 * Water's density is about 1 g/cm^3, so this rock's density is about 3 times as much as water! (I guess we just proved why rocks don't float!)
To determine the density of irregular solids like pebbles, you can use the water displacement method. First, measure the volume of water in a container. Then, add the irregular solid to the water and measure the new volume. The difference in the two volume readings can be used to calculate the volume of the irregular solid. Finally, divide the mass of the pebbles by the volume to calculate the density.
Any unit of mass divided by any unit of volume is a perfectly good unit of density, for any kind of substance.
Yes if it floats. Does Marble float in water? If not then the answer is no.
Not all solids dissolve in water. Solubility depends on the chemical structure of the solid and its interaction with water molecules. Solids like sugar and salt are considered soluble in water, while substances like sand and oil are insoluble.
No, amorphous solids do not have sharp melting points like crystalline solids. Instead, amorphous solids soften over a range of temperatures as they transition into a more fluid state, making their melting behavior less well-defined.
To determine the density of irregular solids like pebbles, you can use the water displacement method. First, measure the volume of water in a container. Then, add the irregular solid to the water and measure the new volume. The difference in the two volume readings can be used to calculate the volume of the irregular solid. Finally, divide the mass of the pebbles by the volume to calculate the density.
The average density of solids varies depending on the material. However, the average density of common solids like metals (e.g. iron, aluminum) is around 7,000 to 8,000 kg/m^3. Other materials like wood have lower densities, around 500 to 1,000 kg/m^3.
Since mass is usually expressed in grams and volume in cubic centimeters, density is expressed in grams/cubic centimeter. For solids that have an irregular shape, the displacement method must be used to determine their volume. Choose a graduated cylinder large enough to hold the object.
To calculate the density of an irregular object like a rock, you can measure its mass using a scale and then determine its volume using the water displacement method. Once you have the mass and volume, you can divide the mass by the volume to obtain the density of the rock.
Mass divided by volume, just like anything else.
Compared to liquids and solids, yes a very low density.
You can measure the density of an irregular object, like a ball, by determining its mass using a scale and then measuring its volume by either water displacement or geometric calculations. By dividing the mass of the object by its volume, you can calculate its density.
deep it in water like archemides
In finding the density of a rectangular solid object, you can simply calculate it by dividing the mass by the volume using the formula density = mass/volume. However, for an irregular solid object, you may need to use techniques like displacement method or water displacement method to determine its volume before calculating the density.
Particles in solids are closely packed together in a fixed arrangement, which gives solids a definite shape and volume. The particles in solids vibrate in fixed positions but do not move around freely like in liquids or gases. This arrangement of particles in solids gives them high density and strong intermolecular forces.
Many things have density, including liquids, solids, and gases. For example, water has a density of 1 g/cm³, while materials like gold and lead have much higher densities. The density of an object is determined by its mass and volume.
The density of an irregular object can be calculated by dividing its mass by its volume. To measure the mass, you can use a scale, while the volume can be determined through methods like water displacement or mathematical calculations based on its shape. Once you have these values, divide the mass by the volume to find the density.