TEK 6.6ABC Test Review

Which of the following element groups is the most conductive?

• Metals

• Non-metals

• Metalloids

Which of the following element groups is semi-conductive?

• Metals

• Non-Metals

• Metalloids

Which of the following element groups is the least conductive?

• Metals

• Non-Metals

• Metalloids

The elements argon, krypton, and xenon are all non-metals. What property would these elements have in common?

• Good conductor of thermal energy

• Poor conductor of electricity

• Shiny, lustrous surface

• Soft and malleable

What physical properties are used to classify elements as metals, non-metals, or metalloids?

• Color, smell, physical state

• Reactivity, streak, hardness

• Ability to burn, mass, density

• Luster, conductivity, malleability

The word “luster" refers to which property of matter?

• The ability to conduct electrical or thermal energy

• Capable of being drawn out into thin wires

• The way a surface appears when it reflects light

• Suitable for being shaped by beating or rolling

Density is calculated by dividing the mass of a substance by its -

• volume.

• weight.

• length.

• temperature.

The density of water is 1 g/cm. A substance will float if its density is less than that of water. Which of the following substances will float?

• Substance 1

• Substance 2

• Substance 3

• Substance 4

Tags

NGSS.MS-PS1-2

The mass of a 115 cm3 piece of material is 66.75 g. Determine the density of this material.

• .58 g/cm3

• .51 g/cm3

• .65 g/cm3

• .78 g/cm3

Determine the density of a sample of an unknown substance with a mass of 8 grams and a volume of 15 cm3

• 200 g/cm3

• 12 g/cm3

• .53 g/cm3

• .20 g/cm3