Density Layers Quiz

What happens to density when you increase the mass of a substance while keeping the volume the same?

• Density remains the same.
• Density decreases.
• Density increases.
• Density becomes zero.

If you have a container with a fixed mass and you increase the volume, what will happen to the density?

• The density will decrease.
• The density will fluctuate randomly.
• The density will increase.
• The density will remain the same.

Which of the following will increase the density of a substance?

• Heating the substance
• Increasing volume
• Increasing pressure or decreasing temperature.
• Adding more of the substance

When two liquids that do not mix are poured together, which liquid will be on the bottom?

• The liquid with the higher density.
• The liquid that is warmer.
• The liquid that is colored darker.
• The liquid with the lower density.

If you have a superball that is less dense than water but more dense than oil, where will it float?

• It will sink in water.
• It will float on water.
• It will float on oil.
• It will float at the bottom of both water and oil.

Which of the following statements is true about density?

• Density is the temperature of a substance.
• Density is mass per unit volume.
• Density is the volume per unit mass.
• Density is the weight of an object.

If you have a liquid with a density of 1 g/cm³ and another with a density of 0.8 g/cm³, which one will be on top when mixed?

• The liquid with a density of 0.8 g/cm³ will be on top.
• The liquid with a density of 0.5 g/cm³ will be on top.
• Both liquids will mix evenly without separation.
• The liquid with a density of 1 g/cm³ will be on top.

What is the effect of decreasing the volume of a substance while keeping its mass the same?

• The mass of the substance decreases.
• The temperature of the substance increases.
• The substance becomes a gas.
• The density of the substance increases.

If you have two substances, one with a density of 2 g/cm³ and another with a density of 5 g/cm³, which one will sink?

• Neither substance will sink.
• The substance with a density of 5 g/cm³ will sink.
• Both substances will float equally.
• The substance with a density of 2 g/cm³ will sink.

What happens to the density of a substance if you decrease its mass while keeping the volume constant?

• The density of the substance increases.
• The density remains the same.
• The density becomes zero.
• The density of the substance decreases.