Matter Quiz

A physical change means

• a new substance occurs

• a change in size, shape or state but does not create a new substance.

• a chemical reaction happens

• a color change happened because we add dye.

A balloon is filled with water is placed in a freezer. Which propert of the water reaches its freezing point?

• color

• Mass

• State

• Weight

Name the three states of matter

Ten grams of sugar is dissolved in 100 grams of water. How many grams is the sugar and water solution?

• 90 grams

• 100 grams

• 110 grams

• 1000 grams

A student dissolves 20 g of table salt in a glass of water. Which statement explains what happens to the weight of the table salt after it dissolves?

• The weight decreases because pieces of table salt are much smaller.

• The weight increase because the table salt is spread throughout the water.

• The weight stays the same because the amount of table salt does not change.

• The weight is zero because the table salt has become liquid.

A solution is a mixture of two more that stay even mixed.

What is the definition of mixture?

• Two liquids mixed together.

• a physical blend of two or more substances that are blended together.

• It's like flour and sand mixed together.

• When 2 or more substances mix with each other without a chemical reaction.

What happens when a warm object is put inside a cooler object?

• The warm object loses energy and the cool object gains energy so that both objects stay at different temperatures.

• The warm object gains energy and the cool object loses energy so that both objects are different temperatures.

• The warm object loses energy until both objects gains energy until both objects are the same temperature

• The warm object gains energy and the ool object loses enery unti both objects are the same temperature.

In Picture 1 a student adds a white material to a clear liquid in a bottle. Then the student puts a balloon on top of the bottle opening.

In Picture 2 the student records that bubbles form and the balloon increase in size. How does this experiment show that a new material forms?

A. The amount of liquid stays the same.

B. The balloon size decreases.

C. A white material is produced.

D. A gas is produced.

Give three examples of a physical change and three examples of a chemical change.