Science 9wk Review

Students looked at some samples of matter at room temperature. They made a table of the materials and their physical state.

 Which sample of matter has the incorrect physical state listed?

• rock

• vegetable oil

• fruit juice

• water

Which TWO types of matter are more dense than water?

• cooking oil

• pine wood

• water

• syrup

Which statement is best supported by the Investigating Magnetism chart above? Select TWO correct answers.

• All metals are magnetic

• Only some metals are magnetic

• Stronger magnets can attract all metals

• The heavier the object, the more magnetic it is.

• All materials are made out of metal

What is the mass of the object in grams?

• 30,305 g

• 3,035 g

• 335 g

• 200.903 g

Observe the image below. Salt and water form a solution. How does salt change when added to water, then stirred?

• The salt changes into a gas.

• The salt breaks into pieces.

• The salt dissolves and spreads evenly throughout the water.

• The salt disappears

Tags

NGSS.MS-PS1-2

A student poured some sugar into a glass of water and used a spoon to stir. After the water was stirred, which statement best describes what happened?

• The sugar reacted with water to form elements.

• The sugar reacted with the water to form a mixture.

• The sugar dissolved in the water to form a solution.

• The sugar dissolved in the water to form compounds.

Which of the following is true of each mixture?

• Each mixture is also a solution.

• Each mixture has one substance.

• Each mixture has two or more substances.

• Each mixture has the same physical properties.

Which example demonstrates a solution?

• A bowl of fruit

• mixed nuts

• lemonade drink

• spaghetti

Which of the following mixtures is similar when mixing oil and water?

• sand and water

• vinegar and water

• marbles and water

• rocks and water

A student puts cereal and milk into a bowl for breakfast. What do the materials in the bowl form?

• solid

• liquid

• mixture

• solution

Tags

NGSS.5-PS1-4