Charging a balloon and rubbing it on wool is an example of static electricity.
:)
Answer:
very hard others will answer it
Explanation:
hard
The strong nuclear force overcomes the electric force of repulsion thatacts among the protons in thenucleus. B. The weak nuclear force is involved in certain types of radioactive processes. A.The strong nuclear force is a powerful force of attraction that acts only on theneutrons and protons in the nucleus.
Answer:
A
Explanation:
Begin as protostars, which fire up when they collapse and become denser and hotter.
1 horsepower is equal to 746 W, so the power of the engine is

The power is also defined as the energy E per unit of time t:

Where the energy corresponds to the work done by the engine, which is

. Re-arranging the formula, we can calculate the time t needed to do this amount of work: