Science Explainer- Changes in matter: physical versus chemical changes
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Last updated about 1 year ago
3 questions
Note from the author:
Read the passage Changes in matter: physical versus chemical changes. Then answer the questions below.
Read the passage Changes in matter: physical versus chemical changes. Then answer the questions below.
Required
1
DCI.PS1.A.6-8.2
Required
2
DCI.PS1.A.6-8.2
Required
1
MS-PS1-2
Question 1
1.
Drag each answer choice into the correct space.
A _________________________change can involve matter in its solid, liquid, or gaseous state. A _____________change causes a substance's composition to change, making it a different substance. A _____________ change can be reversed because the substance remains structurally the same after the change.
Other Answer Choices:
chemical
physical
physical or chemical
Question 2
2.
Question 3
3.
Drag each change of matter example into the correct box to show if it is a physical or chemical change.
combining vinegar and baking soda
burning a piece of wood
shredding a sheet of paper
dissolving sugar in water
boiling a pot of water
baking a cake
Physical changes
Chemical changes
Which statements are true about chemical changes, but not physical changes? Select three correct answers.
A substance may change its shape, or its texture or temperature may change.
The change can only be reversed through another chemical reaction.
A substance may change its state of matter after chemical bonds are broken.
A substance's atoms are rearranged, and new molecules are formed.
A precipitate or a gas may form, and the change may create heat or an odor.