Properties of Matter Metals, Nonmetals, Metalloids

Which property explains why copper is often used in electric wiring?

• density

• mass

• volume

• conductivity

If the formula for density is mass/volume then what is the density of an element that has a mass of 8 g and volume of 2 ml?

• 4 g/cm³

• 3 g/cm³

• 40 g/cm³

• 30 g/cm³

Which are physical properties of matter?

• mass

• conductivity

• volume

• boiling/melting point

• all of these

Which of the following is NOT a characteristic of most metals?

• Brittle
• Good conductor
• Ductile
• Malleable

One metal that is liquid at room temperature is 

• Magnesium
• Manganese
• Mercury
• Sodium

It is shiny or has luster.

• Metal
• Nonmetal

Good conductor of heat and electricity.

• Metal
• Nonmetal

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

 Which of the following does not conduct electricity easily?

• copper
• plastic
• silver
• salt water

Most __________ conduct electricity very well.

• types of glass
• plastics
• metals
• types of rubber

When iron fillings are mixed with sand, the iron can be removed using a magnet.  This is evidence that the change that occured when the two were mixed was

• physical
• chemical
• irreversible
• molecular

Tags

NGSS.MS-PS1-2