When can a scientific theory be changed? a) when new technology is developed b) after another scientist does an experiment c) never; once it is a law or theory it is impossible to change d) after many experiments and much more data had been collected

The correct answer will be option-D.

Explanation:

A scientific theory is a well-substantiated idea which explains any natural phenomenon occurring in nature.

The theory is a result of the continuous experiments which tries to explain any scientific hypothesis. The scientific theory in a scientific method can evolve as they can be improved, modified and rejected due to more information collected with time.

Thus, option-D is the correct answer.

the answer is tropical areas. the tropical areas obtain more

radiant energy from the sun than they lose to space through terrestrial

radiation, and vice versa for polar areas. earth has an energy remaining in the

tropics and an energy scarcity for the polar areas.

explanation: