STAAR Review Properties of Matter

The table lists some properties of four objects. Based on their properties, which of the objects is most likely iron?

• Object 1

• Object 2

• Object 3

• Object 4

Answer explanation

Iron is the second most abundant of all metals on Earth

Which of these tables correctly identifies the solubility of each substance in water?

Solubility:

the ability to be dissolved, especially in water.

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Answer explanation

Tags

NGSS.MS-PS1-2

Students observed the physical properties of six common objects. Which of these properties can be used to classify these six objects into more than one group?

• Magnetism

• Physical state

• Solubility in water

• Relative density to water

Answer explanation

Tags

NGSS.5-PS1-3

A cook is preparing dessert. The cook places the following ingredients in a hot pan on the stove:

Ingredients:

*Chocolate

* Frozen banana

Which of the following changes to the ingredients does not occur when heated over a hot pan?

• The temperature of the chocolate increases.

• The chocolate bar changes from a solid to a liquid.

• The temperature of the banana increases.

• The banana melts from a liquid to a solid.

Answer explanation

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Which of the following tables identifies the correct physical properties of the four listed substances?

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Tags

NGSS.MS-PS1-2

Students tested four different containers to learn which one will keep hot water the warmest after 15 minutes. Based on the data from the table, which cup is the best thermal insulator?

• Cup 4, because the water reached the lowest temperature.

• Cup 3, because the temperature of the water had the lowest decrease.

• Cup 1, because the water cooled the quickest.

• Cup 3, because the most thermal energy was produced by the cup.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-3

NGSS.MS-PS3-4

A student poured three liquids into a glass. Then the student added three objects to the glass. Which liquid is most likely vegetable oil?

• Liquid L, because vegetable oil is less dense than water and more dense than a sponge.

• Liquid M, because vegetable oil is less dense than water and more dense than a coin.

• Liquid M, because vegetable oil is more dense than water and less dense than a coin.

• Liquid L, because vegetable oil is more dense than water and less dense than a sponge.

Tags

NGSS.MS-PS1-2

A teacher is making a smoothie. She puts the following ingredients in a blender:

Ingredients

*Frozen banana

* Cucumber

*Water

*Sugar

Which of the following changes is least likely to take place when blending the ingredients together?

• The pieces of banana become smaller in size

• The sugar changes from a solid to a liquid

• The water changes color

• The water's taste changes

Tags

NGSS.MS-PS1-2

The table lists some properties of four objects. Based on their properties, which of the objects is most likely plastic?

• Object 1

• Object 2

• Object 3

• Object 4

Tags

NGSS.MS-PS1-3

The table lists some properties of copper and plastic. Based on the table, which material should be used to insulate electrical wires?

• Copper, because it is a good conductor of electricity

• Copper, because it is flexible and can be bent easily

• Plastic, because it is a solid

• Plastic, because it is a good thermal and electrical insulator

Answer explanation

Tags

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2