Answer:
Explanation:
Wind, solar and hydroelectric systems generate electricity with no associated air pollution emissions. Geothermal and biomass systems emit some air pollutants, through total air emissions are generally much lower than those of coal and natural gas fired power plants.
Answer:
29 %
Explanation:
check the table for given condition and divide by total no of students
The normal force acting on the legs of the table is 175 N
The weight of the books is the force exerted by the books on the table, and it is given as:

The force exerted by the table is given as:

The parameters above imply that:
- The table and the books are stationary,
- The force exerted by both act in the same downward direction.
So, the normal force acting on the legs of the table is calculated as follows:

Substitute known values


Hence, the normal force acting on the legs of the table is 175 N
Read more about normal force at:
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I'm a pastor's kid and I ask myself that question all the time, and what helps me the best is to go to church and listen to the pastors, listen to praise and worship music, and what I would recomend the most is downloading the bible app on your phone, because most often we are on our phones than reading paper, and personally I've read more of the bible on my phone than the actual book.