The correct answer is option Observations can be made from outside the "system".
The study of the plate tectonics allows the observation of the movement of the plate tectonics. These observation can be study to determine the pattern of the movement from outside the plate tectonics system and the event occurring due to plate tectonics can be predicted.
I would say false because fossil fuels are formed by dead animal matter
The correct answers are 1, 2 and 4
Reptiles are ectotherms and cannot raise their body temperature above that of the environment.
Answer: There are very high amount stars in our galaxy but OUR solar system has only one star. That star is known as the Sun.
