The right option is; A. Compounds can be separated by physical methods.
Compounds can be separated by physical methods is the statement about compounds that is false.
A compound is a molecule that is formed from the combination of two or more different chemical elements. The atoms of the different elements that form a compound are held together by chemical bonds (covalent and ionic) that are not easy to break. The component of a compound can only be separated by chemical means and not by physical methods. An example of a compound is water (H2O) which is composed of hydrogen (H) and oxygen (O) atoms.
Answer:
Explanation:
I think the first one is correct.
The second one is half right (conduction works mostly in solids). The second part is not correct. Convection works mostly in gases.
The third one is wrong about waves. Conduction usually has direct contact of particles.
The last one is not correct. There is no visible movement of matter in conduction. The definition for convection is also incorrect.
Answer:
the answer is b.The model should show the original stem cell dividing to become a differentiated cell and another stem cell.
Explanation:
<u>Answer:</u>
Neutrophils, eosinophils, and basophils are called <u>GRANULOCYTES</u> because they have prominent cytoplasmic inclusions that, in a stained blood smear, appear with identifying, characteristic colors.
Answer:
a cat's leg, and a human arm are considered homologous structures.
Explanation:
same joints
muscles are in the same places
