Problem: Which change is a physical change?a) wood burningb) iron rustingc) dynamite explodingd) gasoline evaporating

🤓 Based on our data, we think this question is relevant for Professor Kelly's class at SJSU.

FREE Expert Solution

We’re being asked which change is a physical change.


Physical change → there is a change in a matter as it goes from one physical state to another.

Chemical change → atoms rearrange themselves to create a new substance. 


a) wood burning

  • Combustion
  • Chemical


b) iron rusting

  • Iron to iron oxide
  • Chemical


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Problem Details

Which change is a physical change?
a) wood burning
b) iron rusting
c) dynamite exploding
d) gasoline evaporating

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Our tutors have indicated that to solve this problem you will need to apply the Physical & Chemical Changes concept. You can view video lessons to learn Physical & Chemical Changes. Or if you need more Physical & Chemical Changes practice, you can also practice Physical & Chemical Changes practice problems.

What professor is this problem relevant for?

Based on our data, we think this problem is relevant for Professor Kelly's class at SJSU.