2nd 3wk Assessment

Front

What is density?

Back

Density is the mass of a substance divided by its volume, often expressed in grams per cubic centimeter (g/cm³). It determines how heavy a substance is for a given volume.

Front

Which liquid is the most dense: honey, corn syrup, dish soap, water, or vegetable oil?

Back

Honey is the most dense among these liquids.

Front

What happens to the order of liquids when they are layered based on density?

Back

The liquid with the highest density sinks to the bottom, while the liquid with the lowest density floats on top.

Front

What are the three states of matter?

Back

The three states of matter are solids, liquids, and gases.

Front

How do solids differ from liquids and gases in terms of shape and volume?

Back

Solids have a definite shape and volume, liquids have a definite volume but take the shape of their container, and gases have neither definite shape nor volume.

Front

What is a property of metals?

Back

Metals are typically shiny, conductive, ductile, and malleable.

Front

What is ductility?

Back

Ductility is the ability of a material to be stretched into a wire without breaking.

Front

What is conductivity?

Back

Conductivity is the ability of a material to conduct electricity or heat.

Front

What is a nonmetal?

Back

Nonmetals are elements that are typically dull, brittle, and poor conductors of heat and electricity.

Front

What is a metalloid?

Back

Metalloids are elements that have properties of both metals and nonmetals; they can be shiny, brittle, and semiconductors.