States of Matter

What is a characteristic of solids?

• A state of matter in which the substance has a set shape and size.

• A state of matter that flows and takes the shape of its container.

• A state of matter that has no fixed shape or volume.

• A state of matter that can be compressed easily.

Tags

NGSS.5-PS1-3

What is the energy of motion called?

• Kinetic Energy
• Potential Energy

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

What is a characteristic of homogeneous mixtures?

• Have a uniform composition and the same properties throughout.

• Have distinct layers or phases.

• Are always solid in form.

• Can be separated by physical means.

What are the properties of metals?

• Shiny, High melting point, Mostly silver or gray in color, Mostly solids at room temperature, Malleable, Ductile, Good conductors of heat and electricity.

• Brittle, Low melting point, Poor conductors of heat and electricity, Mostly gases at room temperature.

• Dull, Non-malleable, Non-ductile, Poor conductors of electricity.

• Transparent, Low density, Non-conductive, Mostly liquids at room temperature.

Which of the following is a property of nonmetals?

• A) Shiny

• B) High melting point

• C) Dull

• D) Malleable

If a element is a semiconductor it must be a __________.

• nonmetal

• metal

• metalloid

• gas

What are semiconductors?

• Materials that can conduct electricity under certain conditions.

• Materials that cannot conduct electricity at all.

• Materials that always conduct electricity.

• Materials that are insulators.

Metalloids can be shiny or dull.

• True

• False

What is the density of water?

• 1.0 g/mL

• 0.5 g/mL

• 2.0 g/mL

• 1.5 g/mL

Match the objects with their densities:

• 5-E

• 7.20 g/mL

• 4-D

• 0.92 g/mL

• 2-B

• 0.02 g/mL

• 3-C

• 1.42 g/mL

• 1-A

• 1.0 g/mL