<span>When an electron, which is negatively charged, moves towards an electronegative atom, the electronegative atom pulls in the electron. This causes the electronegative atom to be reduced. This entire process also releases energy.</span>
B.
Spring tides occur during a new/full moon. The sun, moon and earth form a straight line during these phases.
Answer:
D. Strong nuclear force, electrostatic force, weak nuclear force, gravitational force
Answer:
-Theres 20 amino acids in the human body
-The least number of amino acids in a polypeptide are 10
Explanation:
Answer:
C) Chemical changes involve formation of a new substance while physical change only impacts appearance or form.
Explanation:
The obvious difference between a chemical change and physical change is that in a chemical change new substances are produced while in a physical change, the form of the compounds are altered.
- Most phase changes are products of physical changes. Such changes are easily reversible.
- In a chemical change, a new kind of matter is formed. It is accompanied by energy changes.
- The process is not easily reversible.
