Investigation:Changes Matter "Chemical and Physical Changes"

This questions has two parts.

Part A. What is the main idea of the section "Chemical CHange vs Physical Change?"

• When digesting food, your body goes through a chemical and physical change.

• The digestion of food does not prompt a chemical change in the body it only prompts a physical change.

• Physical changes are constantly changing he Earth.

• Physical changes change the size and shape of objects.

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CCSS.RI.4.2

CCSS.RI.5.2

CCSS.RI.6.2

CCSS.RL.4.2

CCSS.RL.5.2

Part B. Which detail from the text BEST supports the answer to Part A?

• "A change in the state of matter is also a physical change."

• "Chewing begins the mechanical digestion, which is a physical change."

• "State is a physical property; therefore, a change in state is also a type of physical change".

• "This is a chemical change."

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CCSS.RI.5.2

CCSS.RI.6.2

CCSS.RL.5.1

CCSS.RL.5.2

CCSS.RL.6.1

Select the TWO most important ideas from paragraphs 3 and 4.

• Solid, liquid, and gas are the three common states of matter.

• Air is a mixture of different gases

• A mixture is an example of a physical change.

• Each state of matter behaves and looks differently.

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CCSS.RI.4.2

CCSS.RI.5.2

CCSS.RL.4.2

CCSS.RL.5.2

CCSS.RL.6.2

The meaning of the root in the word separate means "keep apart or divide". What is the meaning of separate as it is used in paragraph 5?

• viewed as a unit apart

• move apart

• clothing worn in different combinations

• self- contained

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CCSS.RI.4.4

CCSS.RI.5.4

CCSS.RL.5.1

CCSS.RL.5.4

CCSS.RL.6.4

[Chopping a carrot, crushing a can, tearing a piece of paper, and any other changes in shape, size or texture are physical changes.]

What does texture mean in this context?

• the visual and tactile quality of a surface

• quality created

• the surface of something

• the surface of a wall

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CCSS.RI.4.3

CCSS.RI.4.5

CCSS.RI.5.3

CCSS.RI.5.5

CCSS.RI.6.5

What is the main idea of paragraphs 1 through 10 of the passage "Investigate: Changes in Matter?"

• The main idea is that changes in matter can be chemical.

• The main idea is that changes in matter can be neither chemical or physical.

• The main idea is that changes in matter can be physical.

• The main idea is that changes in matter can be chemical or physical.

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CCSS.RI.4.2

CCSS.RI.5.2

CCSS.RI.6.2

CCSS.RL.4.2

CCSS.RL.5.2