Fact 1: Some touch receptors sense differences in temperature or pain.

Fact 2: Touch receptors are a type of mechanoreceptor.

Given the two facts above, answer the question "some mechanoreceptors sense what in temperature?" with the following options: 
- Energy
 - Energy.
 - hunger
 - pain
 - differences
 - kinetic energy
 - heat energy
 - similarities


 

     differences    