Which of the following statements about geothermal energy is not true?
a. it is not a practical source of energy.
b. it is an important source of energy in volcanically active areas.
c. it works best when the magma pool is near the surface of earth.
d. it is a renewable source of energy.

the answer is neither ball has a charge.

because if they were both positively charged, they will repel each other.

if they were positively and negatively charged, they will seek.

the assestment will probley apele with cause and effect

answer: at 24 february, 2014 the population gets twice of its initial population.

explanation:

since we have given that

the population for alpha city, t years after january 1, 2004 is given as

first we find out the initial population, i.e. t=0,

so, our quadratic equation becomes,

according to question, we have said that if the population has twice its initial population, then it becomes

so, time taken to reach this above mentioned population is given by

now, we know that time can't be negative so, we take t=9.149 years.

hence, at 24 february, 2014 the population gets twice of its initial population.

1 the 4 is sig