Iron.
A block of iron will float in mercury due to the higher density of iron compared to mercury. In water, the iron block will sink because the density of iron is higher than that of water. The buoyant force acting on the iron block is determined by the density of the surrounding fluid.
Iron has the greatest density, followed by granite, water, and then dry air. Density is the mass per unit volume of a substance, and iron has a higher mass per unit volume compared to granite, water, and dry air.
Iron sulfide (FeS) has a higher density than water, so it will sink in water.
Iron is more dense than silicon.
The density of iron is higher than that of water, so the iron nail sinks in water due to gravity pulling it downwards. The weight of the iron nail is greater than the buoyant force acting on it from the water, causing it to sink.
Iron has a higher density than water, so it sinks in water; but is less dense than mercury so it floats.
An example of a density higher than 1 is gold, which has a density of approximately 19.3 grams per cubic centimeter. This means that a given volume of gold is much heavier than the same volume of water or most other substances.
Iron has a higher density than aluminum
Iron typically contains small amounts of carbon, with most commercial iron containing less than 0.03% carbon. The amount of carbon present can affect the properties of the iron, with higher carbon content resulting in harder, more brittle iron.
The structure of an iron ship is such that its density is less than that of water. Anything with a density less than water will float in water.
Iron, lead, and gold are examples of materials that are denser than water. This means that they will sink in water due to their higher density compared to that of water.
The specific gravity of iron ore fines at 4.5 indicates that it is denser than water, which has a specific gravity of 1. This means that iron ore fines would sink in water. Specific gravity is a measure of density relative to the density of water, so a higher value indicates a denser material.