Answer:
The system that moves blood throughout the body.
the answer for this question is the distance of the star from sun using parallax method
Answer:
Solar Energy
Explanation:
I know Hydroelectric Energy is the largest, but I'm not sure about this.
Please tell me if I'm wrong.
Answer:
The water is likely to be dirty or not clear enough. I mean, if you through a key into the body of water, you can't see the key at the bottom of the water body because of impurities which make the water look dirty or not visible or transparent enough.
Explanation: