The long chains of subunits formed by the process of polymerization are:
B. Macromolecules
D. Polymers
F. DNA
Answer:
When an object vibrates, it causes the molecules in the air around it to move. These molecules collide with nearby molecules, forcing them to vibrate as well. As a result, they collide with more surrounding air molecules.
Explanation:
Answer:
Explanation:
Force of brick = 10 N
Area of surface = 20 cm^2
Pressure = force / area
∴ Pressure = 10 / 20
= 1 / 2 or 0.5 Pa
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Explanation:
Metals get charged by induction ,the charges are transferred from the electroscope causing earthing: Charges on the electroscope induce opposite charges on the conductor.
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Answer:
E
Explanation:
F seems more like a corona
