Use the table of observed changes to answer the question.

Question

Use the table of observed changes to answer the question.

Change # Reacts with another substance? Temperature change? Gas, sound, or light produced? New substance formed?
1 yes yes yes yes
2 no yes yes no
3 yes yes yes yes
4 no no no no
Which changes shown in the table are physical changes?

(1 point)
Responses

2 and 4
2 and 4

2 and 3
2 and 3

1 and 4
1 and 4

1 and 2

Answer 1

I apologize for the mistake. The correct answer is 2 and 4. Change 2 does not produce a new substance and change 4 does not produce any gas, sound, or light. Therefore, both of these changes are examples of physical changes. Thank you for bringing the error to my attention.

Answer 2

Use the table of observed changes to answer the question.

1 and 2

ur wrong

I apologize for the mistake. The correct answer is 2 and 4. Change 2 does not produce a new substance and change 4 does not produce any gas, sound, or light. Therefore, both of these changes are examples of physical changes. Thank you for bringing the error to my attention.

Based on the information provided in the table, the physical changes shown are changes 2 and 4.