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Which of the following is a common property of metals?

• Brittle

• Good conductor of electricity

• Poor conductor of heat

• Dull appearance

Tags

NGSS.MS-PS3-3

Identify the nonmetal from the following elements.

• Iron

• Oxygen

• Aluminum

• Copper

Which of the following elements is considered a metalloid?

• Silicon

• Helium

• Gold

• Sodium

What is the formula to calculate density?

• Density = Mass + Volume

• Density = Mass - Volume

• Density = Mass × Volume

Which statement best describes the difference between mass and weight?

• Mass is the force of gravity on an object, while weight is the amount of matter in an object.

• Mass is measured in newtons, while weight is measured in kilograms.

• Mass is the amount of matter in an object, while weight is the force of gravity on an object.

• Mass and weight are the same and can be used interchangeably.

Which of the following is a characteristic of metalloids?

• They are all gases at room temperature.

• They have properties of both metals and nonmetals.

• They are excellent conductors of electricity.

• They are all highly reactive with water.

Which element is located in Group 1 of the periodic table?

• Helium

• Lithium

• Carbon

• Neon

Which of the following is a nonmetal that is a liquid at room temperature?

• Mercury

• Bromine

• Chlorine

• Iodine

How does the density of an object change if its mass is doubled but its volume remains the same?

• The density is halved.

• The density remains the same.

• The density is doubled.

• The density is quadrupled.

Which of the following best describes the organization of the periodic table?

• Elements are arranged alphabetically.

• Elements are arranged by increasing atomic number.

• Elements are arranged by decreasing atomic mass.

• Elements are arranged by their color.