0
What else can I help you with?
Is paper mache heavier than Styrofoam?
Paper mache is generally heavier than Styrofoam. This is because paper mache is made from paper and glue, which adds density and weight, whereas Styrofoam is a lightweight material composed of expanded polystyrene foam. The specific weight can vary based on the thickness and composition of the paper mache, but in most cases, Styrofoam is significantly lighter.
Why does a coin sink in water while a piece of styrofoam of a similar size and shape float?
The coin sinks because it is denser than water, causing it to displace less water and sink. The styrofoam floats because it is less dense than water, displacing enough water to create an upward buoyant force that keeps it afloat.
Is density the reason that styrofoam floats?
Yes, styrofoam floats because its density is lower than that of water. Styrofoam is made up of tiny pockets of gas trapped within a plastic foam structure, making it less dense than water and causing it to float on the surface.
What are some example from Density?
DENSITY is a physical property of matter, as each element and compound has a unique density associated with it. Density defined in a qualitative manner as the measure of the relative "heaviness" of objects with a constant volume. For example: A rock is obviously more dense than a crumpled piece of paper of the same size.A styrofoam cup is less dense than a ceramic cup. Density may also refer to how closely "packed" or "crowded" the material appears to be - again refer to the styrofoam vs. ceramic cup.
Will a paper float?
As long as it can displace a volume of water equal to its mass (ie its density is less than that of the water) it will float. Most paper will have a density less than that of water (or can be so folded) so will float.
300 ml equal how many pounds?
It depends (on the density what you are measuring). Block of Styrofoam would weigh less than a block of lead.
Is styrofoam lighter in weight than cardboard?
Yes, Styrofoam is generally lighter in weight than cardboard. Styrofoam, or expanded polystyrene, is made up of 90% air, which contributes to its low density. In comparison, cardboard, while lightweight, is denser and heavier due to its fibrous composition. Thus, for equivalent sizes, Styrofoam typically weighs less than cardboard.
What is heavier the density of a bag of styrofoam balls or the density of a bag of stones?
The bag of stones is heavier because stones have a much higher density than styrofoam balls. Density is mass divided by volume, so the weight of the material is determined by the mass. Stones are denser and therefore heavier than styrofoam balls of the same volume.
What if the relative density of paper?
The relative density of paper is typically around 0.5 to 1.5, depending on the type of paper and its composition. This means that paper is generally less dense than water, since water has a relative density of 1.
Is a paper clip less dense than water?
Yes, a paper clip is more dense than water. The density of water is 1 g/cm³, while the density of a paper clip is higher than 1 g/cm³. This means that a paper clip would sink in water due to its higher density.
Would a nail in styrofoam work as a Cartesian diver?
Yes, a nail in Styrofoam could work as a Cartesian diver, provided that the total density of the diver assembly (nail plus Styrofoam) is less than that of the fluid it's in. When you squeeze the container, the increased pressure compresses the air in the Styrofoam, making the diver denser and causing it to sink. Releasing the pressure allows the air to expand, decreasing the density and causing the diver to rise.
What can you say about the density of a paper clip versus the density water?
Paper clips have a density greater than the density of water.
