Matter

There are 3 phases or states of matter. Which state has atoms packed closely together? Matter in this state has a specific shape.

• liquid
• solid
• gas
• physical

Increasing temperature can help solids turn into this phase of matter. Matter in this phase takes the shape of its container. 

• chemical
• solid
• liquid
• gas

What type of change is a change in appearance only? In other words, the matter you started with is the matter you ended with. 

• chemical change
• physical change
• molecular change
• systemic change

In this phase of matter, molecules are moving around quickly, bouncing and hitting each other. As a result, there is no definite shape.

• plasma
• solid
• liquid
• gas

Changes in phases or states are ___.

• chemical changes
• physical changes
• adaptations
• irreversible

Frying an egg is an example of a ___.

• fossilization
• circuit
• physical change
• chemical change

Which of the following is not a clue of a chemical change?

• change in odor or color
• fizzing or bubbling
• a different shape
• change in temperature

Which of the following is not an example of a physical change?

• cutting an orange
• smashing a pumpkin
• sawing wood
• rusting metal

Which of the following is not an example of a chemical change?

• mixing baking soda and vinegar
• toasting bread
• shaping clay into a vase
• rotting fish

If two clear liquids combine and produce a yellow liquid, what kind of change has occurred? 

• change in phases
• physical change
• change in temperature
• chemical change