Physical Science 1: Milestone Matter Review

Which is the best description of what happens during a chemical reaction?

• A substance goes through a chemical change.

• The physical properties of a substance are changed.

• A new substance is formed during a chemical change.

• The type of matter in the substance remains unchanged.

Which term means "a combination of two or more substances that keep their identities?

• matter

• mixture

• solution

• compound

Which term refers to the amount of matter in an object?

• termperature

• mass

• solution

• matter

Which term refers to the amount of space taken up by an object?

• temperature

• mass

• solution

• volume

Which term or phrase best describes what happens when a tomato rots?

• physical change

• chemical change

• conservation of matter

• formation of a compound

There are different characteristics for each of the states of matter. Which statement describes a difference between solids and liquids?

• Temperature can change a solid to a liquid, but it cannot change a liquid to a solid.

• Solids have a definite volume and liquids do not have a definite volume.

• The particles in a solid are much closer together than the particles in a liquid.

• Solids take on the shape of their containers and liquids maintain their won shapes.

A cup holds 125 grams of liquid water and 100 grams of ice. What is a reasonable mass for the water in the cup after the ice melts?

• 175 grams

• 215 grams

• 225 grams

• 230 grams

How does water change as it evaporates?

• Its mass and volume decrease.

• Its mass and volume increase.

• Its mass remains unchanged. Its volume increases.

• Its mass increases. Its volume remains unchanged.

Riley and Jill are studying what happens to matter when it changes state. They found this list of statements. Which of these statements is true?

• When matter changes state, its mass changes.

• When matter changes state, its mass remains the same.

• When matter changes state, its boiling point might also change.

• When matter changes state, the space between particles in the matter stays the same.

Peter places six balls of modeling clay on one side of a balance. He places a plastic cup on the other side. It takes 41 plastic cubes to balance the modeling clay. He then removes the clay, shapes it into a dinosaur, and puts it back on the balance. How many cubes will it MOST LIKELY need to put back into the cup to balance the dinosaur?

• 35 cubes

• 38 cubes

• 41 cubes

• 47 cubes