We are asked whether the given are Physical or Chemical changes:
Physical or Chemical?:
A) Frost forms as the temperature drops on a humid winter night.
B) A cornstalk grows from a seed that is watered and fertilized.
C) Dynamite explodes to form a mixture of gases.
D) Perspiration evaporates when you relax after jogging.
E) Perspiration evaporates when you relax after jogging.
Frequently Asked Questions
What scientific concept do you need to know in order to solve this problem?
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.
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Based on our data, we think this problem is relevant for Professor Marin's class at UCF.