Answer:
Rays
Explanation:
I think the answer is rays. You can see rays shooting from the sky, but it isn't matter because it doesn't have weight, only the sun does. Hope this helps!
1. rapid cooling of basaltic lava
2. divergent plate boundaries on them mid ocean ridge system
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.
Im not writing your essay but some plants are used as medication and other remedies. plants are important because they provide food, medicine, oxygen, etc.
Circulatory and Respiratory systems working together to provide body with oxygen.
