The moisture in the freezer will freeze due to the cold temperature, and form a layer of ice (the water molecules expand and solidify). Each time the freezer is opened, the moisture that enters via the air will freeze and form a layer of ice on top of the previous layer, causing the ice to grow thicker over time.
Answer:
Centripetal force comes from the Latin, centrum = centre and petere=to seek. It acts perpendicular to the object path, towards the center of the curve. This results in change of the direction of the object's velocity but not in change of object's speed.
So only the first option is correct: It acts at a right angle to the object's motion and causes the object to constantly change direction.
Explanation:
Energy that transfers through the medium
They share covalent bonds