True or false:
A physical property can be measured without changing the identity of a substance.

Physical properties are properties that can be measured or observed without changing the chemical nature of the substance

so true

Explanation:

conduction is the transfer of thermal energy (heat in transfer) due to collisions between the molecules in the object. collisions between adjacent atoms and molecules transfer kinetic energy from the warmer to the cooler object. the objects must be in physical contact.

all eukaryotic cell have mitochondria : )