How is chemical weathering different from physical weathering?
a.
physical weathering involves the movement of substances while chemical weathering does not.
b.
chemical weathering occurs through human action while physical weathering occurs naturally.
c.
physical weathering is mechanical breakdown, while chemical weathering involves the chemical breakdown of substances.
d.
chemical weathering causes less drastic changes than physical weathering.

The correct answer to the question "How is chemical weathering different from physical weathering?" is letter c.Physical weathering is mechanical breakdown, while chemical weathering involves the chemical breakdown of substances. Physical weathering deals with physical factors while chemical weathering deals with oxidation and hydration.

If these are the missing choices: a. to determine skin temperature, place the back of your hand against the patient's skin.b. determine body temperature by touching the patient's hands and feet.c. skin temperature will tell you very little about this patient's condition or well-being.d. the patient's skin temperature and color will likely be warm and red.my answer is: a. to determine skin temperature, place the back of your hand against the patient's skin. using the back of the hand to check for temperature rather than the palm is more effective because the back of the hand has more nerves that can feel and transmit the temperature than the palm.